/ Dictionary / Index A ayr stone: Meaning and Definition of Find definitions for: ayr' stone" Pronunciation: (âr), [key] a fine-grained stone used for polishing marble and as a whetstone. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ayrshire Ayub Khan Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language