English dictionary, thesaurus, translations & etymology
FreeDict.com
noun

fuckup

FUH-kuhp
noun
1
A serious mistake (vulgar/informal).
"(informal) The scheduling error was a total fuckup."
2
A person who repeatedly makes serious mistakes (vulgar/informal).
"(informal) He's a lovable fuckup, always missing deadlines."

How to Use Fuckup

Learner’s notes

In plain EnglishA serious error, or someone prone to making them.

When to use it

Vulgar and informal; "blunder" or "mess-up" are safer alternatives in polite contexts.

Easily confused with
mess-up

Word Forms

fuckups plural

Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “fuckup” A quick quiz — meaning, synonyms & usage

Etymology

A noun formed from the phrasal verb fuck up.

Definitions: FreeDict original editorial