The Collaborative International Dictionary of English v.0.48:
Prey \Prey\, n. [OF. preie, F. proie, L. praeda, probably for
praeheda. See Prehensile, and cf. Depredate,
Anything, as goods, etc., taken or got by violence; anything
taken by force from an enemy in war; spoil; booty; plunder.
And they brought the captives, and the prey, and the
spoil, unto Moses, and Eleazar the priest. --Num. xxxi.
2. That which is or may be seized by animals or birds to be
devoured; hence, a person given up as a victim.
The old lion perisheth for lack of prey. --Job iv.
Already sees herself the monster's prey. --Dryden.
3. The act of devouring other creatures; ravage.
Hog in sloth, fox in stealth, . . . lion in prey.
Beast of prey, a carnivorous animal; one that feeds on the
flesh of other animals.