/ Dictionary / Index A Arran: Meaning and Definition of Find definitions for: Ar•ran Pronunciation: (ar'un), [key] — n. an island in SW Scotland, in the Firth of Clyde. 3705; 166 sq. mi. (430 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arraignment arrange Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language