bongo2 Syllabification: (bon·go)Pronunciation: /ˈbäNGgō/Definition of bongo noun (plural same or bongos) a forest antelope that has a chestnut coat with narrow white vertical stripes, native to central Africa. Tragelaphus euryceros, family Bovidae Origin: mid 19th century: from Kikongobongo in other Oxford dictionaries Definition of bongo in the British & World English dictionary