/ Dictionary / Index P Peres: Meaning and Definition of Find definitions for: Per•es Pronunciation: (per'ez), [key] — n. born 1923, Israeli political leader: prime minister 1984–86. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. perennial ryegrass perestroika Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language