[mas-ter-uh t-ahrmz, mah-ster-] /ˈmæs tər ətˈɑrmz, ˈmɑ stər-/
noun, plural masters-at-arms.
an officer of a fraternal organization, veterans’ society, or the like, empowered to maintain order, exclude unauthorized persons, etc.
Navy. a petty officer who has various duties, such as keeping order on the ship, taking charge of prisoners, etc.
noun (pl) masters-at-arms
the senior rating, of Chief Petty Officer rank, in a naval unit responsible for discipline, administration, and police duties
noun 1. a private bathroom adjoining a master bedroom.
noun 1. a principal bedroom in a house or apartment, usually the largest, typically occupied by the person or persons who head the household.
- Master boot record
operating system, storage A special area on a computer’s main hard disk that gives the location of the disk’s boot block or bootable partition where the operating system is installed. (2009-05-19)
noun 1. a building contractor. 2. a person skilled in the art of building; architect. noun 1. a play (1892) by Ibsen. noun 1. a person skilled in the design and construction of buildings, esp before the foundation of the profession of architecture 2. a self-employed builder who employs labour