<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:9b144978-b530-44f6-b2e3-6e00ad123f17,g:bf782255-338e-4878-ad4d-31ba3c2ff700-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/CondensedConsolidatedStatementofChangesinMembersStockholdersEquityUnaudited" xlink:type="simple" xlink:href="airs-20220331.xsd#CondensedConsolidatedStatementofChangesinMembersStockholdersEquityUnaudited"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/CondensedConsolidatedStatementofChangesinMembersStockholdersEquityUnaudited" xlink:type="extended" id="i90ac854590ab46bc9b29284f159f501a_CondensedConsolidatedStatementofChangesinMembersStockholdersEquityUnaudited">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_cdc3369b-e287-486f-a81a-1456a40f9bc5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_cdc3369b-e287-486f-a81a-1456a40f9bc5" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MembersEquity_290d2fe8-eacd-47d7-9066-fa21acc153d5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MembersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_MembersEquity_290d2fe8-eacd-47d7-9066-fa21acc153d5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_5a3c4e54-c7d5-4903-ac6d-606291673c08" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_SharesOutstanding_5a3c4e54-c7d5-4903-ac6d-606291673c08" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_be95e7ac-d427-47ef-80d1-a1397a1c4680" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_StockholdersEquity_be95e7ac-d427-47ef-80d1-a1397a1c4680" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_MembersEquityDistributions_95b09ce1-5118-4d18-82d9-845723be596e" xlink:href="airs-20220331.xsd#airs_MembersEquityDistributions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_airs_MembersEquityDistributions_95b09ce1-5118-4d18-82d9-845723be596e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_AdjustmentsToAdditionalPaidInCapitalDecreaseFromDistributionsToParent_d76ad55b-7489-4121-8d9d-8fb448809a1c" xlink:href="airs-20220331.xsd#airs_AdjustmentsToAdditionalPaidInCapitalDecreaseFromDistributionsToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_airs_AdjustmentsToAdditionalPaidInCapitalDecreaseFromDistributionsToParent_d76ad55b-7489-4121-8d9d-8fb448809a1c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLLCMembersEquityUnitBasedCompensation_fbfde9f1-dd9b-442f-889e-9d258e02fa8b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LimitedLiabilityCompanyLLCMembersEquityUnitBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLLCMembersEquityUnitBasedCompensation_fbfde9f1-dd9b-442f-889e-9d258e02fa8b" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_e993464c-6b4b-455f-977a-eef85769e01c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_e993464c-6b4b-455f-977a-eef85769e01c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_526f53e1-84db-478d-8448-7e4fe7c3b151" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a533d1e8-c74a-4118-ac00-d1f78aacdade" xlink:to="loc_us-gaap_NetIncomeLoss_526f53e1-84db-478d-8448-7e4fe7c3b151" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MembersEquity_83b042e3-c5dc-404a-867c-578a20ca06ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MembersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesOutstanding_e65fdfa7-29b6-4a4f-bbaa-6067e986edc6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_d8f67a33-00db-47bc-9237-bbd548899569" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_34204a30-2b3c-41af-b57a-4fae8b370479" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_cdc3369b-e287-486f-a81a-1456a40f9bc5" xlink:to="loc_us-gaap_StatementTable_34204a30-2b3c-41af-b57a-4fae8b370479" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_4121e188-482e-4614-8d18-9febf13f19bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_34204a30-2b3c-41af-b57a-4fae8b370479" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_4121e188-482e-4614-8d18-9febf13f19bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_4121e188-482e-4614-8d18-9febf13f19bf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_4121e188-482e-4614-8d18-9febf13f19bf" xlink:to="loc_us-gaap_EquityComponentDomain_4121e188-482e-4614-8d18-9febf13f19bf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_4121e188-482e-4614-8d18-9febf13f19bf" xlink:to="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MemberUnitsMember_96780b0e-656e-4b4a-bfc0-84f8aca50112" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MemberUnitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:to="loc_us-gaap_MemberUnitsMember_96780b0e-656e-4b4a-bfc0-84f8aca50112" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_ceaf5c55-dc4b-4208-8685-af5e10c3815e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:to="loc_us-gaap_CommonStockMember_ceaf5c55-dc4b-4208-8685-af5e10c3815e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_8ccb77e1-a426-4411-ac1c-61aeb7d6fe02" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_8ccb77e1-a426-4411-ac1c-61aeb7d6fe02" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_ad790930-7ccd-475c-8744-73af101d15c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_2f9be597-02d5-45c7-a234-1de503aec83e" xlink:to="loc_us-gaap_RetainedEarningsMember_ad790930-7ccd-475c-8744-73af101d15c1" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/ORGANIZATIONANDSUMMARYOFKEYACCOUNTINGPOLICIESDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#ORGANIZATIONANDSUMMARYOFKEYACCOUNTINGPOLICIESDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/ORGANIZATIONANDSUMMARYOFKEYACCOUNTINGPOLICIESDetails" xlink:type="extended" id="ia92dd2e365d54b6ebae58ecab953f63e_ORGANIZATIONANDSUMMARYOFKEYACCOUNTINGPOLICIESDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsidiarySaleOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_d91262df-10fb-4043-8798-2a4648a129bf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_d91262df-10fb-4043-8798-2a4648a129bf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_02b49e11-f95e-4124-8645-d3241485f44b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_02b49e11-f95e-4124-8645-d3241485f44b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_7bac93f8-8fa7-438f-982c-de4bb4db9725" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_7bac93f8-8fa7-438f-982c-de4bb4db9725" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_4d10c42d-3cc4-45aa-aed8-54a4821b9c21" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_4d10c42d-3cc4-45aa-aed8-54a4821b9c21" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_26b7c8d1-ad4c-466a-8476-af010dd6f272" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_26b7c8d1-ad4c-466a-8476-af010dd6f272" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdvertisingExpense_dea82cd1-6ff2-498c-b32f-40394dc19563" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdvertisingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_AdvertisingExpense_dea82cd1-6ff2-498c-b32f-40394dc19563" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_fe0cdfe5-ad2c-42ad-9b02-c1920cca4f5f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnrecognizedTaxBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_fe0cdfe5-ad2c-42ad-9b02-c1920cca4f5f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_078f542c-74ec-4914-99d8-93ebada5c3c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_078f542c-74ec-4914-99d8-93ebada5c3c7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_4152b59e-f6c2-43bc-bad7-10718df55e44" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsidiarySaleOfStockLineItems_4a6a6999-89ca-48e9-b752-078f5cf80a04" xlink:to="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_4152b59e-f6c2-43bc-bad7-10718df55e44" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_4152b59e-f6c2-43bc-bad7-10718df55e44" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_027785b4-3046-465a-881d-2300b6d6a0c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_222fb7b9-1728-4ff9-9fd6-49e5a75fbcf0" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_027785b4-3046-465a-881d-2300b6d6a0c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IPOMember_961db1a5-7f11-4f6e-8f09-744d489884fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IPOMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_027785b4-3046-465a-881d-2300b6d6a0c0" xlink:to="loc_us-gaap_IPOMember_961db1a5-7f11-4f6e-8f09-744d489884fb" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/GOODWILLANDINTANGIBLESNETFiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#GOODWILLANDINTANGIBLESNETFiniteLivedIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/GOODWILLANDINTANGIBLESNETFiniteLivedIntangibleAssetsDetails" xlink:type="extended" id="i9981f6d64dfb46238ee0b5f3fd196d22_GOODWILLANDINTANGIBLESNETFiniteLivedIntangibleAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_f0fc927d-6fee-4f50-a671-1c9b1c706867" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_f0fc927d-6fee-4f50-a671-1c9b1c706867" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_cad59b26-8166-4f17-8355-9d8a2dbed390" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_cad59b26-8166-4f17-8355-9d8a2dbed390" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e881e959-20a9-4155-b761-06f58950ba96" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_e881e959-20a9-4155-b761-06f58950ba96" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_3074309f-d378-4dd0-9179-732d43981d05" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_3074309f-d378-4dd0-9179-732d43981d05" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9fc5223f-8b08-44d4-9ffe-5acad58aadfb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_ba1f8dee-62db-4939-acb7-b75e424656c0" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9fc5223f-8b08-44d4-9ffe-5acad58aadfb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_9fc5223f-8b08-44d4-9ffe-5acad58aadfb" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0ac54cfa-46de-4ff4-aa0d-496f1a09fcbd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0928cb5b-0f6f-4bc6-93c0-4138bb0e482d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0ac54cfa-46de-4ff4-aa0d-496f1a09fcbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_bc69decb-f7fc-4f7c-803c-1f782b6f8bb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0ac54cfa-46de-4ff4-aa0d-496f1a09fcbd" xlink:to="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_bc69decb-f7fc-4f7c-803c-1f782b6f8bb7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrademarksAndTradeNamesMember_25fa92d4-a9a2-4d31-b2b4-590dbda23605" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TrademarksAndTradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0ac54cfa-46de-4ff4-aa0d-496f1a09fcbd" xlink:to="loc_us-gaap_TrademarksAndTradeNamesMember_25fa92d4-a9a2-4d31-b2b4-590dbda23605" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/PROPERTYANDEQUIPMENTNETScheduleofPropertyandEquipmentNetDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#PROPERTYANDEQUIPMENTNETScheduleofPropertyandEquipmentNetDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/PROPERTYANDEQUIPMENTNETScheduleofPropertyandEquipmentNetDetails" xlink:type="extended" id="i4cfe27cced9d478bb655d679c5afd92b_PROPERTYANDEQUIPMENTNETScheduleofPropertyandEquipmentNetDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_233b11bd-0d8d-4a0e-938e-dce883968632" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_e6259e12-22f5-4235-b95a-a00d46e1843e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_233b11bd-0d8d-4a0e-938e-dce883968632" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_e6259e12-22f5-4235-b95a-a00d46e1843e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a9572e7b-e434-42cb-909a-fcb1f84f105b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_233b11bd-0d8d-4a0e-938e-dce883968632" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_a9572e7b-e434-42cb-909a-fcb1f84f105b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_b177f293-d2d0-4ad6-bfc8-55bf197a3b37" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_233b11bd-0d8d-4a0e-938e-dce883968632" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_b177f293-d2d0-4ad6-bfc8-55bf197a3b37" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_2e5d79ee-741c-4ac2-a1c1-7ac2ec24c63e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_233b11bd-0d8d-4a0e-938e-dce883968632" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_2e5d79ee-741c-4ac2-a1c1-7ac2ec24c63e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ac711cd4-dd55-494a-9052-6a3b43f77067" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_2e5d79ee-741c-4ac2-a1c1-7ac2ec24c63e" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ac711cd4-dd55-494a-9052-6a3b43f77067" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_ac711cd4-dd55-494a-9052-6a3b43f77067_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ac711cd4-dd55-494a-9052-6a3b43f77067" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_ac711cd4-dd55-494a-9052-6a3b43f77067_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_ac711cd4-dd55-494a-9052-6a3b43f77067" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquipmentMember_8bb4b25a-cb88-4bab-bb67-360b7f01ae1b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:to="loc_us-gaap_EquipmentMember_8bb4b25a-cb88-4bab-bb67-360b7f01ae1b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherMachineryAndEquipmentMember_972e3150-9651-4071-9b9a-3a8f8c99cac6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherMachineryAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:to="loc_us-gaap_OtherMachineryAndEquipmentMember_972e3150-9651-4071-9b9a-3a8f8c99cac6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_df0dac5b-f02b-4a41-a2d8-d772101ee11d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_df0dac5b-f02b-4a41-a2d8-d772101ee11d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_a87e6e36-0dfe-4846-89f2-e138b823c68d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:to="loc_us-gaap_LeaseholdImprovementsMember_a87e6e36-0dfe-4846-89f2-e138b823c68d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionInProgressMember_dfb97089-8e5c-457b-9445-585f706b8685" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionInProgressMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b0a81d15-8012-4ecd-b428-3f76c35cd01e" xlink:to="loc_us-gaap_ConstructionInProgressMember_dfb97089-8e5c-457b-9445-585f706b8685" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/DEBTNarrativeDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#DEBTNarrativeDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/DEBTNarrativeDetails" xlink:type="extended" id="i7ed07a4e231b439e85b46d36d097dcf6_DEBTNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_161b128a-c6f6-49c3-a467-94d097881865" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_161b128a-c6f6-49c3-a467-94d097881865" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_f8ddc434-0ef7-42b0-b282-39ee6aa1336d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_f8ddc434-0ef7-42b0-b282-39ee6aa1336d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDistributionsToAffiliates_a2c34066-892a-4f60-b1bb-12ebc11aeee5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfDistributionsToAffiliates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_PaymentsOfDistributionsToAffiliates_a2c34066-892a-4f60-b1bb-12ebc11aeee5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_84af501e-66f7-4ca5-8d8e-50679a72d854" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentPeriodicPaymentPrincipal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_84af501e-66f7-4ca5-8d8e-50679a72d854" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_12469b91-d2ac-463f-a8d6-149dda22c982" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_12469b91-d2ac-463f-a8d6-149dda22c982" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_27fbe5f4-f6ef-43cb-a9d1-7b3c3f053ded" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_27fbe5f4-f6ef-43cb-a9d1-7b3c3f053ded" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_4bbd5a9b-cad1-4faa-9ef7-817cd551757d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_be50f1dc-ea2f-46e4-b850-9f689c956d5a" xlink:to="loc_us-gaap_DebtInstrumentTable_4bbd5a9b-cad1-4faa-9ef7-817cd551757d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_05d062b1-ab29-46c6-8fde-b7a2c951bae4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_4bbd5a9b-cad1-4faa-9ef7-817cd551757d" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_05d062b1-ab29-46c6-8fde-b7a2c951bae4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_05d062b1-ab29-46c6-8fde-b7a2c951bae4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_05d062b1-ab29-46c6-8fde-b7a2c951bae4" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_05d062b1-ab29-46c6-8fde-b7a2c951bae4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_cb733fbe-526f-4e6b-b02f-ef71c33cdc69" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_05d062b1-ab29-46c6-8fde-b7a2c951bae4" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_cb733fbe-526f-4e6b-b02f-ef71c33cdc69" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_dd288219-4387-4aa2-84a4-1e23d256feb8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_cb733fbe-526f-4e6b-b02f-ef71c33cdc69" xlink:to="loc_us-gaap_SecuredDebtMember_dd288219-4387-4aa2-84a4-1e23d256feb8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_a84fed15-c31b-4297-83ae-d559c04fd88d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_cb733fbe-526f-4e6b-b02f-ef71c33cdc69" xlink:to="loc_us-gaap_LineOfCreditMember_a84fed15-c31b-4297-83ae-d559c04fd88d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_8f3c2be2-8726-41ae-9970-d9f916b6af57" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_4bbd5a9b-cad1-4faa-9ef7-817cd551757d" xlink:to="loc_us-gaap_DebtInstrumentAxis_8f3c2be2-8726-41ae-9970-d9f916b6af57" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_8f3c2be2-8726-41ae-9970-d9f916b6af57_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_8f3c2be2-8726-41ae-9970-d9f916b6af57" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_8f3c2be2-8726-41ae-9970-d9f916b6af57_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_996d20f1-7605-4970-9daf-48b953957fff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_8f3c2be2-8726-41ae-9970-d9f916b6af57" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_996d20f1-7605-4970-9daf-48b953957fff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_CreditAgreementMember_a5ab27a1-49db-4bfe-b1b2-7499b03c723e" xlink:href="airs-20220331.xsd#airs_CreditAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_996d20f1-7605-4970-9daf-48b953957fff" xlink:to="loc_airs_CreditAgreementMember_a5ab27a1-49db-4bfe-b1b2-7499b03c723e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_1f5dd4f5-9021-4c88-820d-bb0bd62f306f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_4bbd5a9b-cad1-4faa-9ef7-817cd551757d" xlink:to="loc_us-gaap_CreditFacilityAxis_1f5dd4f5-9021-4c88-820d-bb0bd62f306f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_1f5dd4f5-9021-4c88-820d-bb0bd62f306f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_1f5dd4f5-9021-4c88-820d-bb0bd62f306f" xlink:to="loc_us-gaap_CreditFacilityDomain_1f5dd4f5-9021-4c88-820d-bb0bd62f306f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_e27cfcae-e17a-475c-9bf3-a7c66f64d025" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_1f5dd4f5-9021-4c88-820d-bb0bd62f306f" xlink:to="loc_us-gaap_CreditFacilityDomain_e27cfcae-e17a-475c-9bf3-a7c66f64d025" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_dc7f0da8-52cc-4264-94b3-de1c0a97949b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_e27cfcae-e17a-475c-9bf3-a7c66f64d025" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_dc7f0da8-52cc-4264-94b3-de1c0a97949b" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/DEBTLongtermDebtNetDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#DEBTLongtermDebtNetDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/DEBTLongtermDebtNetDetails" xlink:type="extended" id="id58f711cffcb44e4af565f4d28a8e7e7_DEBTLongtermDebtNetDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_1c6596c4-a51b-4d22-b9bd-16efa8b1286e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_1c6596c4-a51b-4d22-b9bd-16efa8b1286e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_9575fd45-f763-45d8-b1ad-5fc415ffc439" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_9575fd45-f763-45d8-b1ad-5fc415ffc439" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_1f283661-9e21-427e-b07a-93edeb819ec1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_LongTermDebt_1f283661-9e21-427e-b07a-93edeb819ec1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_fd1062c5-702c-40a2-84f5-5e92909e4c96" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_LongTermDebtCurrent_fd1062c5-702c-40a2-84f5-5e92909e4c96" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_fa5ab99c-03dc-472c-85d2-4733cbd614d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_fa5ab99c-03dc-472c-85d2-4733cbd614d8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_326647dc-37f6-428c-9180-708c9a87e788" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b144a86c-7627-4dd5-a971-bbfeb2e55081" xlink:to="loc_us-gaap_DebtInstrumentTable_326647dc-37f6-428c-9180-708c9a87e788" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_c7bb5ea5-81f9-4956-b0d1-437030255dbb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_326647dc-37f6-428c-9180-708c9a87e788" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_c7bb5ea5-81f9-4956-b0d1-437030255dbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_c7bb5ea5-81f9-4956-b0d1-437030255dbb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_c7bb5ea5-81f9-4956-b0d1-437030255dbb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_c7bb5ea5-81f9-4956-b0d1-437030255dbb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_57f4a085-5a77-4971-a584-ec3fd8c914ed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_c7bb5ea5-81f9-4956-b0d1-437030255dbb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_57f4a085-5a77-4971-a584-ec3fd8c914ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_07a79bf7-05a1-4ef4-b8e4-8055f8f83d3a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_57f4a085-5a77-4971-a584-ec3fd8c914ed" xlink:to="loc_us-gaap_SecuredDebtMember_07a79bf7-05a1-4ef4-b8e4-8055f8f83d3a" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/LEASESNarrativeDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#LEASESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/LEASESNarrativeDetails" xlink:type="extended" id="i940bc84a9a6f484eafa9e95725e65df2_LEASESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_321e6291-9fb2-4783-977a-48014f9d8e55" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseExpense_a41a7143-7084-462d-84a8-e533cf660e37" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_321e6291-9fb2-4783-977a-48014f9d8e55" xlink:to="loc_us-gaap_OperatingLeaseExpense_a41a7143-7084-462d-84a8-e533cf660e37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_adfe4410-50f2-4da6-9d66-d71f0460dd48" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_321e6291-9fb2-4783-977a-48014f9d8e55" xlink:to="loc_us-gaap_LesseeOperatingLeaseTermOfContract_adfe4410-50f2-4da6-9d66-d71f0460dd48" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_LesseeOperatingLeaseNumberOfRenewalOptions_77cc9a31-5368-48c5-8007-b0ac241b0d7d" xlink:href="airs-20220331.xsd#airs_LesseeOperatingLeaseNumberOfRenewalOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_321e6291-9fb2-4783-977a-48014f9d8e55" xlink:to="loc_airs_LesseeOperatingLeaseNumberOfRenewalOptions_77cc9a31-5368-48c5-8007-b0ac241b0d7d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_62a5103f-01c2-40cc-9d70-fb9056f63031" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_321e6291-9fb2-4783-977a-48014f9d8e55" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_62a5103f-01c2-40cc-9d70-fb9056f63031" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_b8af7888-2cfa-4598-b1c9-63a5e521eeb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_62a5103f-01c2-40cc-9d70-fb9056f63031" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_b8af7888-2cfa-4598-b1c9-63a5e521eeb7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b8af7888-2cfa-4598-b1c9-63a5e521eeb7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_b8af7888-2cfa-4598-b1c9-63a5e521eeb7" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_b8af7888-2cfa-4598-b1c9-63a5e521eeb7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_43b94b7b-ebe7-4b5d-ae17-38fd9c9e07a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_b8af7888-2cfa-4598-b1c9-63a5e521eeb7" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_43b94b7b-ebe7-4b5d-ae17-38fd9c9e07a3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OfficeBuildingMember_1761b4cd-2815-414d-9fa3-ffb2a523f64d" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OfficeBuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_43b94b7b-ebe7-4b5d-ae17-38fd9c9e07a3" xlink:to="loc_srt_OfficeBuildingMember_1761b4cd-2815-414d-9fa3-ffb2a523f64d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingMember_1dc20d8a-ef57-4911-ac96-7d7a6dd6a0a7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_43b94b7b-ebe7-4b5d-ae17-38fd9c9e07a3" xlink:to="loc_us-gaap_BuildingMember_1dc20d8a-ef57-4911-ac96-7d7a6dd6a0a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_62a5103f-01c2-40cc-9d70-fb9056f63031" xlink:to="loc_srt_RangeAxis_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37_default" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37" xlink:to="loc_srt_RangeMember_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_92b1d745-f0bb-4f06-85a3-c595bca8a56d" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_d66c0e4e-4a94-41d9-ae1c-c31bc8cdfd37" xlink:to="loc_srt_RangeMember_92b1d745-f0bb-4f06-85a3-c595bca8a56d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_345be392-1a9d-47a8-995f-39113056cac9" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_92b1d745-f0bb-4f06-85a3-c595bca8a56d" xlink:to="loc_srt_MinimumMember_345be392-1a9d-47a8-995f-39113056cac9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_553adcfb-8623-482d-a2d2-3b9c4427aeb1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_92b1d745-f0bb-4f06-85a3-c595bca8a56d" xlink:to="loc_srt_MaximumMember_553adcfb-8623-482d-a2d2-3b9c4427aeb1" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/STOCKHOLDERSEQUITYANDEQUITYBASEDCOMPENSATIONDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#STOCKHOLDERSEQUITYANDEQUITYBASEDCOMPENSATIONDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/STOCKHOLDERSEQUITYANDEQUITYBASEDCOMPENSATIONDetails" xlink:type="extended" id="i8f0d7eb317414719bf3b42789ab60c80_STOCKHOLDERSEQUITYANDEQUITYBASEDCOMPENSATIONDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0fa62eb4-6624-4ab5-afc5-71894e2492fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_85385238-883f-4e9a-9a63-122ed671d4c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0fa62eb4-6624-4ab5-afc5-71894e2492fd" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_85385238-883f-4e9a-9a63-122ed671d4c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_42b9de26-01e4-495c-90a0-e4a605364e4e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0fa62eb4-6624-4ab5-afc5-71894e2492fd" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_42b9de26-01e4-495c-90a0-e4a605364e4e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_PaymentsOfDistributionsToParent_cdb29c8c-487d-468d-80bf-6aa648c618e2" xlink:href="airs-20220331.xsd#airs_PaymentsOfDistributionsToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0fa62eb4-6624-4ab5-afc5-71894e2492fd" xlink:to="loc_airs_PaymentsOfDistributionsToParent_cdb29c8c-487d-468d-80bf-6aa648c618e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4e3e3723-a6d6-481e-9971-354d03ab1ebb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_0fa62eb4-6624-4ab5-afc5-71894e2492fd" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4e3e3723-a6d6-481e-9971-354d03ab1ebb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_cc728f52-9a61-44bc-a8a6-d4462cf8789d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_4e3e3723-a6d6-481e-9971-354d03ab1ebb" xlink:to="loc_us-gaap_AwardTypeAxis_cc728f52-9a61-44bc-a8a6-d4462cf8789d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_cc728f52-9a61-44bc-a8a6-d4462cf8789d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_cc728f52-9a61-44bc-a8a6-d4462cf8789d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_cc728f52-9a61-44bc-a8a6-d4462cf8789d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7f5e3b02-a2a5-4dfc-9f12-5a7caaaa849f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_cc728f52-9a61-44bc-a8a6-d4462cf8789d" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7f5e3b02-a2a5-4dfc-9f12-5a7caaaa849f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_43a91c2d-4978-41f7-9817-05323799cd0d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7f5e3b02-a2a5-4dfc-9f12-5a7caaaa849f" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_43a91c2d-4978-41f7-9817-05323799cd0d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_MarketBasedPerformanceSharesMember_fd0e8c66-50dd-486e-8c4d-dc33e66048b3" xlink:href="airs-20220331.xsd#airs_MarketBasedPerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7f5e3b02-a2a5-4dfc-9f12-5a7caaaa849f" xlink:to="loc_airs_MarketBasedPerformanceSharesMember_fd0e8c66-50dd-486e-8c4d-dc33e66048b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_9008de7c-1db1-4082-9666-ffa925d9f093" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7f5e3b02-a2a5-4dfc-9f12-5a7caaaa849f" xlink:to="loc_us-gaap_PerformanceSharesMember_9008de7c-1db1-4082-9666-ffa925d9f093" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/EARNINGSPERSHAREAntidilutiveSecuritiesExcludedfromComputationofEarningsPerShareDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#EARNINGSPERSHAREAntidilutiveSecuritiesExcludedfromComputationofEarningsPerShareDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/EARNINGSPERSHAREAntidilutiveSecuritiesExcludedfromComputationofEarningsPerShareDetails" xlink:type="extended" id="i0ca62bee5d02450386918abdfecad782_EARNINGSPERSHAREAntidilutiveSecuritiesExcludedfromComputationofEarningsPerShareDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ec51f3a4-3e08-428a-a8cc-4b8b91ac0ef6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_ec67df36-8518-4325-bd84-a5385030fd90" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ec51f3a4-3e08-428a-a8cc-4b8b91ac0ef6" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_ec67df36-8518-4325-bd84-a5385030fd90" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_de85988b-31af-4c31-9986-901e43c06a2b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_ec51f3a4-3e08-428a-a8cc-4b8b91ac0ef6" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_de85988b-31af-4c31-9986-901e43c06a2b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_4076732b-62fe-40c4-93e1-7582899765a1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_de85988b-31af-4c31-9986-901e43c06a2b" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_4076732b-62fe-40c4-93e1-7582899765a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_4076732b-62fe-40c4-93e1-7582899765a1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_4076732b-62fe-40c4-93e1-7582899765a1" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_4076732b-62fe-40c4-93e1-7582899765a1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_db74ad07-c591-48b7-9198-7ccddbbe6563" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_4076732b-62fe-40c4-93e1-7582899765a1" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_db74ad07-c591-48b7-9198-7ccddbbe6563" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_57684dfb-9fa9-4e9e-ad6d-edd52e1afcda" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_db74ad07-c591-48b7-9198-7ccddbbe6563" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_57684dfb-9fa9-4e9e-ad6d-edd52e1afcda" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_PerformanceAndMarketBasedPerformanceSharesMember_7e38c7db-d78a-48b6-89ee-23f47edf3161" xlink:href="airs-20220331.xsd#airs_PerformanceAndMarketBasedPerformanceSharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_db74ad07-c591-48b7-9198-7ccddbbe6563" xlink:to="loc_airs_PerformanceAndMarketBasedPerformanceSharesMember_7e38c7db-d78a-48b6-89ee-23f47edf3161" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://airsculpt.elitebodysculpture.com/role/RELATEDPARTYTRANSACTIONSDetails" xlink:type="simple" xlink:href="airs-20220331.xsd#RELATEDPARTYTRANSACTIONSDetails"/>
  <link:definitionLink xlink:role="http://airsculpt.elitebodysculpture.com/role/RELATEDPARTYTRANSACTIONSDetails" xlink:type="extended" id="i474f2244c3294490b1bb7fad1bc6d996_RELATEDPARTYTRANSACTIONSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_b695ae3d-0abd-4cf5-bc3e-2b8e9dc8dc27" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAmountsOfTransaction_e12ac08f-c603-4f1b-adcd-5ea962dcd406" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_b695ae3d-0abd-4cf5-bc3e-2b8e9dc8dc27" xlink:to="loc_us-gaap_RelatedPartyTransactionAmountsOfTransaction_e12ac08f-c603-4f1b-adcd-5ea962dcd406" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionRate_9cd0e613-d078-448a-915a-cd574a2ad30e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_b695ae3d-0abd-4cf5-bc3e-2b8e9dc8dc27" xlink:to="loc_us-gaap_RelatedPartyTransactionRate_9cd0e613-d078-448a-915a-cd574a2ad30e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_14c256e7-d83b-40c7-8f03-6dbc48aeb152" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_b695ae3d-0abd-4cf5-bc3e-2b8e9dc8dc27" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_14c256e7-d83b-40c7-8f03-6dbc48aeb152" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_bd7c5dcd-a61b-4421-8c33-f1eb16050636" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_14c256e7-d83b-40c7-8f03-6dbc48aeb152" xlink:to="loc_dei_LegalEntityAxis_bd7c5dcd-a61b-4421-8c33-f1eb16050636" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_bd7c5dcd-a61b-4421-8c33-f1eb16050636_default" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_bd7c5dcd-a61b-4421-8c33-f1eb16050636" xlink:to="loc_dei_EntityDomain_bd7c5dcd-a61b-4421-8c33-f1eb16050636_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_907b4619-f0cb-4447-be09-4c59aea87f15" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_bd7c5dcd-a61b-4421-8c33-f1eb16050636" xlink:to="loc_dei_EntityDomain_907b4619-f0cb-4447-be09-4c59aea87f15" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_EBSIntermediateParentLLCMember_e6b96426-2ed8-4cbe-b316-1d5355545ea3" xlink:href="airs-20220331.xsd#airs_EBSIntermediateParentLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_907b4619-f0cb-4447-be09-4c59aea87f15" xlink:to="loc_airs_EBSIntermediateParentLLCMember_e6b96426-2ed8-4cbe-b316-1d5355545ea3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23217898-6a34-40a0-9a0d-bc60acb968a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_14c256e7-d83b-40c7-8f03-6dbc48aeb152" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23217898-6a34-40a0-9a0d-bc60acb968a3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_23217898-6a34-40a0-9a0d-bc60acb968a3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23217898-6a34-40a0-9a0d-bc60acb968a3" xlink:to="loc_us-gaap_RelatedPartyDomain_23217898-6a34-40a0-9a0d-bc60acb968a3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_643b0a79-ff44-4eba-8dc3-3702e7db71e5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23217898-6a34-40a0-9a0d-bc60acb968a3" xlink:to="loc_us-gaap_RelatedPartyDomain_643b0a79-ff44-4eba-8dc3-3702e7db71e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_1a28d35b-c160-4efc-934e-7f2ef1b254c1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_AffiliatedEntityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_643b0a79-ff44-4eba-8dc3-3702e7db71e5" xlink:to="loc_srt_AffiliatedEntityMember_1a28d35b-c160-4efc-934e-7f2ef1b254c1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionAxis_a0a15de6-c17b-4e8b-9ada-e1fc7488a784" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_14c256e7-d83b-40c7-8f03-6dbc48aeb152" xlink:to="loc_us-gaap_RelatedPartyTransactionAxis_a0a15de6-c17b-4e8b-9ada-e1fc7488a784" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_a0a15de6-c17b-4e8b-9ada-e1fc7488a784_default" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_a0a15de6-c17b-4e8b-9ada-e1fc7488a784" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_a0a15de6-c17b-4e8b-9ada-e1fc7488a784_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionDomain_0f92f0d2-d09c-4bbe-b21a-ab125bd1d715" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionAxis_a0a15de6-c17b-4e8b-9ada-e1fc7488a784" xlink:to="loc_us-gaap_RelatedPartyTransactionDomain_0f92f0d2-d09c-4bbe-b21a-ab125bd1d715" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_AnnualFeeMember_019dcf9b-a956-463d-a2e6-aa8ecc90e769" xlink:href="airs-20220331.xsd#airs_AnnualFeeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_0f92f0d2-d09c-4bbe-b21a-ab125bd1d715" xlink:to="loc_airs_AnnualFeeMember_019dcf9b-a956-463d-a2e6-aa8ecc90e769" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_airs_ManagementFeeMember_2b5aa227-f452-4a09-b24f-4dbdef62f1f2" xlink:href="airs-20220331.xsd#airs_ManagementFeeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDomain_0f92f0d2-d09c-4bbe-b21a-ab125bd1d715" xlink:to="loc_airs_ManagementFeeMember_2b5aa227-f452-4a09-b24f-4dbdef62f1f2" xlink:type="arc" order="1"/>
  </link:definitionLink>
</link:linkbase>
