/ Dictionary / Index X XQ: Meaning and Definition of Find definitions for: XQ Pronunciation: [key] cross question. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. x pr xr Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language