noun
: a subordinate officer in a branch of the armed services appointed usually on the basis of examination from enlisted personnel and holding one of various grades (as corporal, sergeant, petty officer)
noun
: a subordinate officer in a branch of the armed services appointed usually on the basis of examination from enlisted personnel and holding one of various grades (as corporal, sergeant, petty officer)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012