/ Dictionary / Index R Rey: Meaning and Definition of Find definitions for: Rey Pronunciation: (rā), [key] a city in N Iran, near Teheran. 102,825. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rexroth Reye's syndrome Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language