hors de combat

adj. (French) injured badly that is unable to continue, out of action because of injury, not able to take any further part in the fight; disabled

Hors de combat, literally meaning "out of the fight," is a French term used in diplomacy and international law to refer to soldiers who are incapable of performing their military function. Examples include a downed fighter pilot, as well as the sick, wounded, detained, or otherwise disabled. Soldiers hors de combat are normally granted special protections according to the laws of war, sometimes including prisoner of war status.
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Adjective
1. so badly injured as to be unable to continue; "disabled veterans"
(synonym) disabled, out of action
(similar) injured

adj. hors de combat, down and out, worn out, physically exhausted

n. hors de combat