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fuckup

American

[fuhk-uhp] / ˈfʌkˌʌp /

noun

Slang: Vulgar.

a person who acts in a stupid or careless way, especially habitually.

Even with those credentials he's a monumental fuckup as a lawyer.
a careless or stupid mistake, or something done badly or inadequately.

They tried to hide their catastrophic fuckup for three months.

Etymology

Origin of fuckup

First recorded in 1955–60; noun use of verb phrase fuck up

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.