/ Dictionary / Index D daysail: Meaning and Definition of Find definitions for: day•sail Pronunciation: (dā'sāl"), [key] — v.i. to go boating in a day sailer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. days day sailer Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language