muck

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muck¹

  • /mʌk/
  • /mʊk/

Rhymes with -ʌk

Where it comes from

From Middle English mok, muk, from Old Norse myki, mykr (“dung”) or less likely Old English *moc, *moce (in hlōsmoc (“pigsty dung”) and lustmoce (“lady's smock (Cardamine pratensis)”)) (compare Icelandic mykja and Danish møg ("dung")), from Proto-Germanic *mukį̄ (“dung; manure”), from Proto-Germanic *muk-, from Proto-Indo-European *(s)mewg-, *mewk- (“slick, slippery”) (compare Welsh mign (“swamp”), Latin mūcus (“snot”), mucere (“to be moldy or musty”), Latvian mukls (“swampy”), Albanian myk (“mould”), Ancient Greek μύξα (múxa, “mucus, lamp wick”), Ancient Greek μύκης (múkēs, “mushroom”), German Mauke (“mud fever”)), from *(s)mewg, mewk 'to slip'. More at meek.

noun mucks

  1. uncountable, usually Slimy mud, sludge. The car was covered in muck from the rally race.
  2. uncountable, usually Soft (or slimy) manure.
  3. also, figuratively, uncountable, usually Anything filthy or vile. Dirt; something that makes another thing dirty. What's that green muck on the floor?
  4. uncountable, usually Grub, slop, swill
  5. derogatory, obsolete, uncountable, usually Money. the fatal muck we quarrell'd for

    Similar: ackers, bees and honey, blunt, bones, brass, bread, bread and honey, Bugs Bunny, cake, cheddar, cheese, ching

  6. uncountable, usually The pile of discarded cards.
  7. Scotland, slang, uncountable, usually Heroin.

    Similar: Big H, boy, brown sugar, brown, bujj, diacetylmorphine, diamorphine, dog food, dope, dugee, henry, heroin

  8. slang, uncountable, usually Pornography.
  9. slang, uncountable, usually Semen. Ah blurt oot ma muck n pull oot.

    Similar: baby batter, baby gravy, balljuice, boy juice, cock juice, cock snot, come, cream, creme, cum, cumload, cumshot

  10. uncountable, usually Food, especially that eaten quickly. Does I need fur t' mek som muck fur yis two?

verb mucks · mucking · mucked

  1. transitive To shovel muck from. mucking stalls
  2. transitive To manure with muck.
  3. To do a dirty job.
  4. colloquial To pass, to fold without showing one's cards, often done when a better hand has already been revealed.
  5. Australia, informal, intransitive To vomit. Move out of the way: I think I'm gonna muck.
  6. Canada, slang To eat; to devour or guzzle.

Muck²

Where it comes from

From the German surname, from Mücke (“mosquito”).

proper noun Mucks

  1. A surname.

Muck³

Where it comes from

From Scottish Gaelic muc (“pig”), recorded 1370 as Helantmok (Isle of pigs).

proper noun

  1. A small island in the Small Isles, Highland council area, Scotland (OS grid ref NM4179).

MUCK⁴

Where it comes from

From muck, as a play on mud (“a mucky substance”) and MUD (“multi-user dungeon”). Various backronyms have been invented but are not the true origin.

noun MUCKs

  1. Internet A kind of textbased online roleplaying game incorporating social interaction and allowing players to extend the environment with new rooms, objects, etc.

Thesaurus

Closest in meaning: goo, mire, dung, manure, sludge, ooze, gunk, slime, muck up, guck, mud, droppings, slurry, raker, broom, peatland

Translations

Every language

noun slimy mud

Españolporquería
한국어두엄 dueom
日本語泥 doro, 黒泥土 kokudeido
हिन्दीकीचड़ kīcaṛ
Françaisboue, gadoue
DeutschSchlamm, Matsch, Schmiere, Schmuddel, Siff
Italianosporcizia, porcheria
Русскийгрязь grjazʹ, жи́жа žíža, слякоть sljakotʹ

noun anything filthy and vile, dirt

Españolmugre
日本語汚物
DeutschDreck, Schmutz

noun grub, slop, swill

DeutschFraß, Saufraß, Brühe, Schlangenfraß, Gesöff, Pampe

noun soft manure

Españolestiércol
日本語堆肥 taihi, 腐葉土 fuyōdo, 腐植土 fushokudo
Françaisfumier
DeutschMist, Dung, Jauche
Italianoletame
Русскийнаво́з navóz

verb shovel muck

Deutschausmisten
Italianospalare letame, spalare, spalare merda
Русскийвыгребать vygrebatʹ

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Cite this
MLA

"muck." Wiktionary, via Micwyn, micwyn.com/word/muck. Accessed 6 Nov. 2026.

APA

muck. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/muck

Chicago

"muck." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/muck.

BibTeX
@misc{muck_2026,
  title = {muck},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/muck},
  urldate = {2026-11-06}
}