(1):

(n.) A noncommissioned officer, next below a sergeant. In the United States army he is the lowest noncommissioned officer in a company of infantry. He places and relieves sentinels.

(2):

(a.) Alt. of Corporale

(3):

(a.) Belonging or relating to the body; bodily.

(4):

(a.) Having a body or substance; not spiritual; material. In this sense now usually written corporeal.