n. [ Cingalese wanderu a monkey. ] (Zool.) A large monkey (Macacus silenus) native of Malabar. It is black, or nearly so, but has a long white or gray beard encircling the face. Called also maha, silenus, neelbhunder, lion-tailed baboon, and great wanderoo. [ Written also ouanderoo. ] [ 1913 Webster ]

☞ The name is sometimes applied also to other allied species. [ 1913 Webster ]