1. large (20-ft) and swift carnivorous dinosaur having an upright slashing claw 15 inches long on each hind foot; early Cretaceous; [syn: utahraptor, superslasher]
WordNet (r) 3.0 (2006):
superslasher
n 1: large (20-ft) and swift carnivorous dinosaur having an
upright slashing claw 15 inches long on each hind foot;
early Cretaceous [syn: utahraptor, superslasher]