■ noun a rank of non-commissioned officer in the army, above sergeant and below warrant officer.
↘a rank of non-commissioned officer in the US air force, above airman and below technical sergeant.
■ noun a rank of non-commissioned officer in the army, above sergeant and below warrant officer.
↘a rank of non-commissioned officer in the US air force, above airman and below technical sergeant.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004