Meaning

noun a noncommissioned officer in the Army or Air Force or Marines

adjective affecting or characteristic of the body as opposed to the mind or spirit

adjective possessing or existing in bodily form; - Shakespeare

originFrom Middle English corporall, corporalle, from the Latin corporāle, the neuter of corporālis representing the doctrine of transubstantiation in which the Eucharist becomes the body of Christ.

Etymology from Wiktionary, CC BY-SA 3.0