/ Dictionary / Index S sick leave: Meaning and Definition of Find definitions for: sick' leave" Pronunciation: [key] leave from duty, work, or the like, granted because of illness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sickle sickle bar Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language