adjective, slim·i·er, slim·i·est.

of or like slime.
abounding in or covered with slime.
offensively foul or vile.

Origin of slimy

Middle English word dating back to 1350–1400; see origin at slime, -y1
Related formsslim·i·ly, adverbslim·i·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for slimy

viscous, clammy, muddy, glutinous, miry, mucky, mucous, scummy, yukky

Examples from the Web for slimy

Contemporary Examples of slimy

Historical Examples of slimy

  • "Dry or slimy, you would be just the same dear old Dick," she whispered.


    William J. Locke

  • His descent into the street was like the descent into a slimy aquarium from which the water had been run off.

    The Secret Agent

    Joseph Conrad

  • Sheet and pillow-case were slimy with oil, yet the chamois-skin bag was safe.

    It Happened in Egypt

    C. N. Williamson

  • Now and then a snake drew away its slimy length and Dick shuddered.

    The Rock of Chickamauga

    Joseph A. Altsheler

  • Frantically he tugged and tore at the slimy rope, hauling with a will and a prayer.

    The Black Bag

    Louis Joseph Vance

British Dictionary definitions for slimy


adjective slimier or slimiest

characterized by, covered with, containing, secreting, or resembling slime
offensive or repulsive
mainly British characterized by servility
Derived Formsslimily, adverbsliminess, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for slimy

late 14c., "covered with slime; of the nature of slime," from slime (n.) + -y (2). Cf. Middle Dutch slimich, Dutch slijmig, German schleimig. Figurative sense of "morally repulsive" is first attested 1570s. Related: Slimily; sliminess.

Online Etymology Dictionary, © 2010 Douglas Harper