Noun

(archaic) Anything, as goods, etc., taken or got by violence; anything taken by force from an enemy in war; spoil; booty; plunder.

* Bible, Numbers xxxi. 12

And they brought the captives, and the prey , and the spoil, unto Moses, and Eleazar the priest.

That which is or may be seized by animals or birds to be devoured; hence, a person given up as a victim.

* Dryden

Already sees herself the monster's prey .

* Joseph Conrad, Heart of Darkness

[The helmsman] steered with no end of a swagger while you were by; but if he lost sight of you, he became instantly the prey of an abject funk

A living thing that is eaten by another living thing.

* Bible, Job iv. ii

The old lion perisheth for lack of prey .

* {{quote-magazine, year=2013, month=May-June, author= William E. Conner

, title= An Acoustic Arms Race , volume=101, issue=3, page=206-7, magazine=(American Scientist) , passage=Nonetheless, some insect prey take advantage of clutter by hiding in it. Earless ghost swift moths become “invisible” to echolocating bats by forming mating clusters close (less than half a meter) above vegetation and effectively blending into the clutter of echoes that the bat receives from the leaves and stems around them.}}

The act of devouring other creatures; ravage.

* Shakespeare

Hog in sloth, fox in stealth, lion in prey .

The victim of a disease.

Noun

(casualties)

(obsolete) Chance nature; randomness.

*, NYRB 2001, vol.1, p.327-8:

The non-necessary [causes] follow; of which, saith Fuchsius, no art can be made, by reason of their uncertainty, casualty , and multitude […].

Something that happens by chance, especially an unfortunate event; an accident, a disaster.

A person suffering from injuries or who has been killed due to an accident or through an act of violence.

(British) The accident and emergency department of a hospital.