Bontebok \Bon"te*bok\ (b[o^]n"t[-e]*b[o^]k), n. [D. bont a sort of skin or fur, prop. variegated + bok buck.] (Zool.) The pied antelope of South Africa ({Alcelaphus pygarga}). Its face and rump are white. Called also {nunni}. [1913 Webster]