/ Dictionary / Index D donkey topsail: Meaning and Definition of Find definitions for: don'key top"sail Pronunciation: [key] — Naut. Naut. a four-sided gaff topsail, used above a gaff sail or lugsail, having its head laced to a small spar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. donkey's years donkey work Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language