Word.ws English Dictionary

cack up

cack up verb: to vomit or hack up.

Verb

cack up (third-person singular simple present cacks up, present participle cacking up, simple past and past participle cacked up)

  1. (transitive) To vomit or hack up.
    • My cat is always cacking up hairballs.
  2. (slang, transitive) To mess up; to get seriously wrong.
    • OmniCorp has really cacked up this problem.
  3. (intransitive, filter, or pipe) To become plugged up.
    • The pipe has cacked up again, so I'm calling a plumber.

Forms of cack up

third-person singular presentcacks up
present participlecacking up
past participlecacked up
pastcacked up

Questions about cack up

What does cack up mean?
Cack up means to vomit or hack up.
What part of speech is cack up?
Cack up is a verb.
What is the past tense of cack up?
The past tense of cack up is cacked up.

Words near cack up in the dictionary

  1. caciquismo
  2. cacistocracies
  3. cacistocracy
  4. cack
  5. cack on
  6. cack up
  7. cack-handed
  8. cack-handedly
  9. cack-handedness
  10. Cackalacky
  11. cacked

Source and license

Adapted from Wiktionary: cack 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.

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

Cite this entry: “cack up.” Word.ws, https://word.ws/cack_up. Based on Wiktionary, CC BY-SA 4.0.