/ Dictionary / Index S slept: Meaning and Definition of Find definitions for: slept Pronunciation: (slept), [key] — v. pt. and pp. of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: slept (Thesaurus) slenderness ratio Slesvig Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language