first sergeant (redirected from 1st Sgt.)

first sergeant

n.

The senior noncommissioned officer of a U.S. Army or Marine Corps unit, who is equivalent in rank to a master sergeant and performs administrative duties.

Thesaurus

Noun

1.

first sergeant - a sergeant in the Army above the rank of staff sergeant and below master sergeant sergeant first class orderly sergeant - the first sergeant of a company; duties formerly included the conveyance of orders sergeant - any of several noncommissioned officer ranks in the Army or Air Force or Marines ranking above a corporal