- a subfamily of Niger-Kordofanian, that comprises a large number of languages of Africa, as Ewe, Ibo, Yoruba, and the Bantu languages, spoken in nearly all of the equatorial forest region and in much of southern Africa.
- of, belonging to, or constituting Niger-Congo.
- a family of languages of Africa consisting of the Bantu languages together with most of the languages of the coastal regions of West Africa. The chief branches are Benue-Congo (including Bantu), Kwa, Mande, and West Atlantic
- relating to or belonging to this family of languages