Vagaceratops had a short horn on its none, a curved beak, and a distinctive square bony frill on the back of its head. The flat rear edge of the frill was covered with a row of bony projections or ‘hornlets’. Vagaceratops walked on four short robust legs. Its front legs had five toes, of which three had blunt claws, and the hind feet had four large toes with hoof-like claws. It grew up to 16 feet long.