Home › O › onetimeMeaningsSynonymsonetime/ˈwʌntaɪm/adjectiveउच्चारण वन्टाइमभूतपूर्व, पूर्वAdvanced wordadjective1[only before noun] having been something in the past but not nowभूतपूर्व, पूर्वHer onetime rival is now her closest friend.The onetime capital is now a quiet town.He is a onetime champion who still coaches young players.Synonyms former erstwhile ex- pastOpposite current present existing≈Synonyms and antonymsSynonymsformer erstwhile pastAntonymscurrent present existing← onesieongoing →