sergeant major is a noun meaning "a noncommissioned officer serving as chief administrative officer of a headquarters unit of the Army". It carries 2 recorded senses.
a noncommissioned officer serving as chief administrative officer of a headquarters unit of the Army
large blue-grey black-striped damselfish; nearly worldwide
Definitions, synonyms and semantic relations for sergeant major come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.