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muck up

verb
mucked up; mucking up; mucks up

Definition of muck up

transitive verb

: to make a mess of : bungle, spoil
Synonyms Example Sentences Learn More about muck up

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Examples of muck up in a Sentence

I swear, she mucks up everything she tries.

First Known Use of muck up

1896, in the meaning defined above

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impetus

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