Word parts adventure + -er Pronunciation (US) IPA (key): /ædˈvɛn.t͡ʃɚ.ɚ/ Audio (US)(file) Noun Singular adventurer Plural adventurers (countable) An adventurer is someone who goes on an adventure, especially someone who frequently goes on adventures. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads