congo — the second longest river in Africa, rising as the Lualaba on the Katanga plateau in the Democratic Republic of Congo and flowing in a wide northerly curve to the Atlantic: forms the border between Congo-Brazzaville and the Democratic Republic of Congo. Length: about 4800 km (3000 miles). Area of basin: about 3 000 000 sq km (1 425 000 sq miles)
Three-syllable rhymes
french congo — former name of the People's Republic of the Congo.
Four-or-more syllable rhymes
belgian congo — former Belgian colony (1908-60) in central Africa: now the country of Democratic Republic of the Congo
