/ Dictionary / Index C command performance: Meaning and Definition of Find definitions for: command' perfor'mance Pronunciation: [key] a performance of a play, opera, ballet, or the like, given at the request of a sovereign or head of state. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. commando command post Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language