1 of 2


: soft moist earth or clay
especially : viscous mud
: a viscous, glutinous, or gelatinous substance: such as
: a mucous or mucoid secretion of various animals (such as slugs and catfishes)
: a product of wet crushing consisting of ore ground so fine as to pass a 200-mesh screen
US, informal : a morally repulsive or odious person


2 of 2


slimed; sliming

transitive verb

: to smear or cover with slime
: to remove slime from (something, such as fish for canning)

intransitive verb

: to become slimy

Example Sentences

Noun Green slime covers the surface of the pond. She thinks men are slime.
Recent Examples on the Web
Remember gak, the gooey slime made popular by Nickelodeon? Mark Stock, Men's Health, 16 Nov. 2022 To mitigate risk of contamination, glove-up, flip up the flange, and scrub off the slime with grease-cutting dish soap or other cleaning solution. Susannah Herrada, Washington Post, 19 Oct. 2022 While touring a 1950s home of the future, you'll be surrounded by the slime of bugs everywhere as hordes of many-legged terrors descend upon you and your scream squad. Dave Quinn, Peoplemag, 8 Oct. 2022 One of our favorites?A homemade batch of fluffy purple witch slime, which doubles as a hands-on science lesson and an excellent sensory activity for young ones. Terri Robertson, Country Living, 9 Sep. 2022 Andrea O, who declined to give her surname, started selling slime—the children’s toy—online in 2017. Christopher Mims, WSJ, 27 Aug. 2022 This is one experiment that will be brought to life during Orlando Science Center’s Mess Fest, a two-day event involving slime, paint, liquid nitrogen, foam explosions and more. Patrick Connolly, Orlando Sentinel, 13 May 2022 That slime, which contains tellurium, was previously sent to waste piles. Tim Fitzpatrick, The Salt Lake Tribune, 12 May 2022 Its name is drawn from a corner of South Korean TikTok and alludes to snail slime, which has a gloss similar to Vaseline (another common brand used by sluggers is Aquaphor). Jason Parham, Wired, 28 Feb. 2022
The yogurt frosting turns to slime in your fingers and the pumpkin spice has an astringent aftertaste. Alex Beggs, Bon Appétit, 27 Sep. 2022 The excursion included lots of roller coasters, slime green suckers, and Disney's famous churros—an ideal Disney experience. Kelsey Stiegman, Seventeen, 18 Jan. 2022 On Sunday, the CBS team will be ready and armed should players or coaches agree to slime. Jori Epstein, USA TODAY, 15 Jan. 2022 These growths are what attracted Webb to slime molds in the first place. Leslie Nemo, Scientific American, 6 Jan. 2022 How did the swamp slime up our laws and governance before the government even existed? Bonnie Kristian, The Week, 26 Oct. 2021 Parents, of course, will smile more sincerely about gifts that have some educational value — or won't slime the carpets or cause some other catastrophic mess. Grace Schneider, The Courier-Journal, 18 Nov. 2019 Even on its best day, disclosure mostly serves up cheap ammunition for partisans to slime their opponents. Bradley A. Smith, National Review, 9 Aug. 2019 This time, the mysterious threat appears to be an attack of extraterrestrial cow patties, enormous heaps of foul-smelling gunk that fall out of the sky to slime the characters at random. Justin Chang,, 15 June 2018 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'slime.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History



Middle English, from Old English slīm; akin to Middle High German slīm slime, Latin limus mud — more at lime

First Known Use


before the 12th century, in the meaning defined at sense 1


1628, in the meaning defined at transitive sense 1

Time Traveler
The first known use of slime was before the 12th century

Dictionary Entries Near slime

Cite this Entry

“Slime.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2022.

Kids Definition



: soft moist earth or clay
especially : sticky slippery or sticky mud
: a slippery or sticky substance
especially : one that various animals (as slugs or catfishes) secrete onto their skin

More from Merriam-Webster on slime

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