/ Dictionary / Index G GW: Meaning and Definition of Find definitions for: GW Pronunciation: [key] gigawatt; gigawatts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. GVW Gwalior 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