Definition of master sergeant
: a noncommissioned officer ranking in the army above a sergeant first class and below a staff sergeant major, in the air force above a technical sergeant and below a senior master sergeant, and in the marine corps above a gunnery sergeant and below a master gunnery sergeant
First Known Use of master sergeant
MASTER SERGEANT Defined for Kids
Definition of master sergeant for Students
: a noncommissioned officer in the army ranking above a sergeant first class or in the air force ranking above a technical sergeant or in the marines ranking above a gunnery sergeant
Seen and Heard
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