(military) UK army rank with NATO code OR-6, senior to corporal and junior to warrant officer ranks. / The highest rank of noncommissioned officer in some non-naval military forces and police.

plural of sergeant

A surname originating as an occupation for a servant.

(military) drill instructor

plural of sergeant-major

plural of master sergeant

plural of sergeant-major

(Canada) A senior non-commissioned appointment in the Army of a company or unit, directly responsible to the officer in charge for their soldiers' performance, standards, discipline, morale, welfare, et al, that can be held by a Warrant Officer or above.

In the manner of a sergeant major.

(Britain) A non-commissioned officer in some infantry regiments of the British army, equivalent in rank to a staff sergeant in most other armies. A colour sergeant ranks above a sergeant and below a warrant officer.