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WordNet (r) 3.0 (2006) (WordNet)

predaceous
adj 1: hunting and killing other animals for food [synonym:
{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 [synonym: {predaceous}, {predacious},
{predatory}]