/ Dictionary / Index S slimy: Meaning and Definition of Find definitions for: slim•y Pronunciation: (slī'mē), [key] — slim•i•er, slim•i•est. of or like slime. abounding in or covered with slime. offensively foul or vile. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: slimy (Thesaurus) slimsy sling 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