rodeo UK /ˈɹəʊ.di.əʊ/US /ˈɹoʊ.di.oʊ/noun 3verb 1forms 3phrases 2 noun3 •A North American sport involving skills with horses, cows and other livestock. •An entertainment event associated with the sport. •A gathering of cattle to be branded. verb1 •To perform in a rodeo show. formsrodeoed · rodeoing · rodeos Phrases with rodeo been to the rodeoBeen exposed to conmen and hucksters; experienced. not one's first rodeoNot the first time one has been in a particular situation; used to indicate past experience.