mastersergeant

master sergeant n.

1.

a. Abbr. MSG A noncommissioned rank in the U.S. Army that is above sergeant first class and below the position of sergeant major.

b. Abbr. MSgt A noncommissioned rank in the U.S. Air Force that is above technical sergeant and below senior master sergeant.

c. Abbr. MSGT A noncommissioned rank in the U.S. Marine Corps that is above gunnery sergeant and below the position of sergeant major.

2. One who holds the rank of master sergeant.

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