catjang noun1 •A cowpea native to Africa, Vigna unguiculata, sometimes Vigna unguiculata subsp. cylindrica, a densely-branched shrubby perennial grown for animal fodder or food.Peanuts (Arachis hypogaea) and occasionally catjangs or cow peas (Vigna unguiculata (L.) Walp.) are grown along the Wahgi Valley (HIDE 1979:14). — 1970 formscatjangs