/ Dictionary / Index C commissary: Meaning and Definition of Find definitions for: com•mis•sar•y Pronunciation: (kom'u-ser"ē), [key] — pl. -sar•ies. a store that sells food and supplies to the personnel or workers in a military post, mining camp, lumber camp, or the like. a dining room or cafeteria, esp. one in a motion-picture studio. a person to whom some responsibility or role is delegated by a superior power; a deputy. (in France) a police official, usually just below the police chief in rank. commissar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: commissary (Thesaurus) commissariat commission Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language