muck up

verb

mucked up; mucking up; mucks up
Synonyms of muck upnext

transitive verb

: to make a mess of : bungle, spoil

Examples of muck up in a Sentence

I swear, she mucks up everything she tries.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Amid the memory shortage that's mucking up component prices globally, at least Qualcomm has some promising news for folks hoping to pay less for a daily driver. Florence Ion, PC Magazine, 7 May 2026 Sure, all this meddling does muck up the pacing somewhat, but who cares? Jeff Spry, Space.com, 27 Apr. 2026 Even in the harshest descriptions of the violence and almost unbelievably cruel twists of fate that Yarris endured (the DNA testing keeps getting accidentally mucked up), Brody lends him a vital indomitable spark. Jackson McHenry, Vulture, 16 Apr. 2026 Toronto is a good defensive team but doesn’t shoot the 3-ball well and has a half-court offense that can get mucked up and relies heavily on midrange jumpers. James L. Edwards Iii, New York Times, 9 Mar. 2026 See All Example Sentences for muck up

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of muck up was in 1896

Browse Nearby Words

Cite this Entry

“Muck up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/muck%20up. Accessed 11 May. 2026.

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