master gunnery sergeant

See also: MGySgt

English

Noun

master gunnery sergeant (plural master gunnery sergeants)

1. (military, US) A non-commissioned officer of rank E-9 in the United States Marine Corps, ranking above a master sergeant/first sergeant and below a warrant officer. It is equal in grade to sergeant major

References

• Enlisted Ranks and Insignia, US Department of Defense
• Marine Corps Rank Structure