Word.ws English Dictionary

foul up

UK/faʊl ˈʌp/

foul up verb: to make a mistake, to go wrong.

Verb

foul up (third-person singular simple present fouls up, present participle fouling up, simple past and past participle fouled up)

  1. (idiomatic, intransitive, slang) To make a mistake, to go wrong.
    • You really fouled up this time.
    Synonyms:
    mess up
  2. (transitive) To botch; to make a mess of.
    • I fouled up question 3 of the exam.

Synonyms of foul up

Forms of foul up

third-person singular presentfouls up
present participlefouling up
past participlefouled up
pastfouled up

Words formed from foul up

Questions about foul up

What does foul up mean?
Foul up means to make a mistake, to go wrong.
What part of speech is foul up?
Foul up is a verb.
How do you pronounce foul up?
Foul up is pronounced /faʊl ˈʌp/ (UK).
What is the past tense of foul up?
The past tense of foul up is fouled up.

Words near foul up in the dictionary

  1. foul tick
  2. foul ticks
  3. foul tip
  4. foul tips
  5. foul trouble
  6. foul up
  7. foul wind
  8. foul winds
  9. foul-mouthed
  10. foul-smelling
  11. foul-spoken

Source and license

Adapted from Wiktionary: foul up (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-foul up.ogg.

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