WordNet (r) 3.0 (2006):
predacious adj 1: hunting and killing other animals for food [syn: predacious, predaceous] 2: living by or given to victimizing others for personal gain; "predatory capitalists"; "a predatory, insensate society in which innocence and decency can prove fatal"- Peter S. Prescott; "a predacious kind of animal--the early geological gangster"- W.E.Swinton [syn: predaceous, predacious, predatory]