Given to victimizing, plundering, or destroying for one's own gain: "the most vicious, predacious, esurient and desperate elements of this society"(Claude Brown).
[From Latin praedārī, to plunder; see predatory.] pre·da'cious·ness, pre·da'ceous·ness, pre·dac'i·ty (-dās'ĭ-tē) n.