/ Dictionary / Index Q QB: Meaning and Definition of Find definitions for: QB Pronunciation: [key] — Chess. Chess. queen's bishop. Q.B. Pronunciation: [key] Queen's Bench. q.b. Pronunciation: [key] — Football. Football. quarterback. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Qazvin Q-boat Related Content Daily Word Quiz: augur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language