Definition of Master-at-arms

1. Noun. The senior petty officer; responsible for discipline aboard ship.

Generic synonyms: P.o., Petty Officer, Po

Definition of Master-at-arms

1. Noun. (UK Navy) A warrant officer or chief petty officer responsible for discipline aboard a naval ship. ¹

2. Noun. (UK Army) A commissioned officer responsible for overseeing all fitness training in subordinate units. ¹

3. Noun. (US Navy) A petty officer responsible for law enforcement, antiterrorism, force protection, and expeditionary warfare. ¹

¹ Source:

Master-at-arms Pictures

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Lexicographical Neighbors of Master-at-arms

master's degree
master's degrees
master's theses
master's thesis
master-at-arms (current term)
master bedroom
master bedrooms
master cast
master chief petty officer
master chief petty officers
master copy
master cylinder
master data
master data management
master eye
master file
master gland
master glands

Literary usage of Master-at-arms

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Century Illustrated Monthly Magazine (1896)
"The voice was softer than any the master- at-arms had ever heard, and its tones were ... The master-at-arms watched the girl keenly to see what effect this ..."

2. Proceedings of the United States Naval Institute by United States Naval Institute (1903)
"There will be needed for this purpose: i Chief Master at Arms for station, in charge of all prisoners. 3 Chief Masters at Arms, one on first and one on ..."

3. Manual for the Medical Department of the United States Navy (1914)
"When the master at arms' duty for the day is completed (4.30 pm on his liberty days), the hospital steward of the day becomes the acting master at arms. ..."

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