co·habitBrE/kəʊˈhæbɪt/NAmE/koʊˈhæbɪt/verbpresent simple - I / you / we / theycohabitBrE/kəʊˈhæbɪt/NAmE/koʊˈhæbɪt/present simple - he / she / itcohabitsBrE/kəʊˈhæbɪts/NAmE/koʊˈhæbɪts/past simplecohabitedBrE/kəʊˈhæbɪtɪd/NAmE/koʊˈhæbɪtɪd/past participlecohabitedBrE/kəʊˈhæbɪtɪd/NAmE/koʊˈhæbɪtɪd/ -ing formcohabitingBrE/kəʊˈhæbɪtɪŋ/NAmE/koʊˈhæbɪtɪŋ/[I]~ (withsb)(formal) (usuallyofamanandawoman通常指男女) tolivetogetherandhaveasexualrelationshipwithoutbeingmarried（无婚姻关系）同居▸co·hab·it·ationBrE/ˌkəʊˌhæbɪˈteɪʃn/NAmE/ˌkoʊˌhæbɪˈteɪʃn/noun[U]