Word.ws English Dictionary

wackadoo

wackadoo adjective: crazy, wacky.

Adjective

wackadoo (comparative more wackadoo, superlative most wackadoo)

  1. (slang) Crazy, wacky.
    • See, it was these wackadoo inventions that finally got to me. That's why I asked for the trial separation.1992, Barbara Dillon, Paul Casale, My Stepfather Shrank!
    • "Betty's driving me wackadoo." "Betty?" I puzzle, stepping out the door behind her. "The wicked stepmother. Betty Crocker."2005, Judith Ryan Hendricks, The Baker's Apprentice

Noun

wackadoo (plural wackadoos)

  1. (slang) A crazy person; wacko.
    • Still, she felt like a wackadoo sometimes, even if she knew she was too hard on herself; she should cut herself some slack.1987, Geoffrey Wolff, Providence
    • "If you know anything about the wackadoo who cut that girl up, I want to hear it. I'll be inside," he said, and walked away.1994, James Elliott, Cold, Cold Heart

Forms of wackadoo

Adjective
comparativemore wackadoo
superlativemost wackadoo
alternative formwhackadoo
Noun
pluralwackadoos

Questions about wackadoo

What does wackadoo mean?
Wackadoo means crazy, wacky.
What part of speech is wackadoo?
Wackadoo can be an adjective or a noun.

Words near wackadoo in the dictionary

  1. wacinko
  2. wack
  3. wack out
  4. wack shack
  5. wack shacks
  6. wackadoo
  7. wackadoodle
  8. wackadoodles
  9. wackadoos
  10. wackaging
  11. wackaloon

Source and license

Adapted from Wiktionary: wackadoo (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-wackadoo.ogg.

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