/ Dictionary / Index G gangue: Meaning and Definition of Find definitions for: gangue Pronunciation: (gang), [key] — n. rock or mineral matter of no value occurring with the metallic ore in a vein or deposit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Gangtok gang-up Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language