/ Dictionary / Index D dollar day: Meaning and Definition of Find definitions for: dol'lar day" Pronunciation: [key] a sale day on which retail merchandise is reduced to a dollar or very low price. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dollarbird Dollard-des-Ormeaux Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language