Pronunciation (UK) IPA (key): /ˈɔ.tə.mə.bɪils/ (US) IPA (key): /ˈɔ.tə.moʊ.ˌbɪils/ Audio (US)(file) Noun Singular automobile Plural automobiles The plural form of automobile; more than one (kind of) automobile.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads