- 1overhaul something to examine every part of a machine, system, etc. and make any necessary changes or repairs The engine has been completely overhauled.
- 2overhaul somebody to come from behind a person you are competing against in a race and go past them synonym overtake He managed to overhaul the leader on the final lap.
NAmE//ˌoʊvərˈhɔl//, NAmE//ˈoʊvərˌhɔl//Verb Forms present simple I / you / we / they overhaul
he / she / it overhauls
past simple overhauled
-ing form overhauling