/ Dictionary / Index A Arrau: Meaning and Definition of Find definitions for: Ar•rau Pronunciation: (u-rou" Sp. är-rou&prim), [key] 1903–91, Chilean pianist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arras array 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