(idiomatic, colloquial) To mess up; to confuse; to put into a state of disorder.
(idiomatic, colloquial) To mess up; to confuse; to put into a state of disorder.
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(informal, US) To mistreat (someone).
Add your own interpretation of "louse up".
Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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(transitive) To botch; to make a mess of.
(intransitive, slang, idiomatic) To make a mistake, to go wrong.
(US, slang, transitive) To confuse or fluster.
British slang phrasal verb meaning to mess up, botch, or ruin something through incompetence or poor execution. Can be used transitively or intransitively. Common across British English dialects with the same casual register as cock up or balls up. Slightly more vulgar than cock up but still well within ordinary informal speech. The up adds perfective emphasis, making the mess feel final and complete.
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