Share this entry
wackadoo Line breaks: wacka|doo
Pronunciation: /ˈwakəduː/
(also whackadoo) US informal

Definition of wackadoo in English:


An eccentric or fanatical person: he seems like a good guy even if he is a wackadoo
More example sentences
  • Elevating these wackadoos to even the most carefully vetted legitimacy lowers a writer to an idiot.
  • Please do not let one wackadoo ruin it for the rest of us.
  • It annoys the hell out of me when wackadoos like this reproduce!


Back to top  
Eccentric or fanatical: out of the blue, he would do something completely wackadoo
More example sentences
  • Luckily, they found an ad campaign that adequately suits his whackadoo personality.
  • The worst part of it is the crazy, whackadoo headdress she makes her model wear.
  • In hindsight, though, they do seem like pretty whackadoo ideas.


1950s: probably from wack2 or wacky.

Definition of wackadoo in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources