bongo1 Syllabification: (bon·go)Pronunciation: /ˈbäNGgō, ˈbôNG-/ (also bongo drum)Definition of bongo noun (plural bongos) either of a pair of small, long-bodied drums typically held between the knees and played with the fingers. Origin: 1920s: from Latin American Spanish bongóbongo in other Oxford dictionaries Definition of bongo in the British & World English dictionary