/ Dictionary / Index G grayhound: Meaning and Definition of Find definitions for: gray•hound Pronunciation: (grā'hound"), [key] — n. greyhound. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gray-headed gray iron Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language