Definition of wackadoo in English:


(also whackadoo)


  • An eccentric or fanatical person.

    ‘he seems like a good guy even if he is a wackadoo’
    • ‘Ellen is a hysterically needy wackadoo whom Jason takes up with when Stacy walks out on him.’
    • ‘Please do not let one wackadoo ruin it for the rest of us.’
    • ‘Anyone who thinks an ugly planet is a healthy planet is a wackadoo.’
    • ‘It annoys the hell out of me when wackadoos like this reproduce!’
    • ‘Some of the whackadoos are partially correct.’
    • ‘I've just happened to come across quite a few wackadoos in my time.’
    • ‘Will we see fewer interviews with wackadoos in the street and just general mayhem?’
    • ‘Elevating these wackadoos to even the most carefully vetted legitimacy lowers a writer to an idiot.’
    • ‘His fanbase shifted from horny teens and MTV devotees to hardcore wackadoos.’
    zealot, extremist, militant, dogmatist, devotee, sectarian, bigot, chauvinist, partisan, radical, diehard, ultra, activist, apologist, adherent
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  • Eccentric or fanatical.

    ‘out of the blue, he would do something completely wackadoo’
    • ‘He hosts a whackadoo talk show, complete with offbeat musical happenings.’
    • ‘I think he and Jill make a lovely whackadoo couple.’
    • ‘So there is your factual evidence, but I'm sure you'll give some wackadoo response to justify your unique and frankly odd position!’
    • ‘The worst part of it is the crazy, whackadoo headdress she makes her model wear.’
    • ‘The wackadoo radio host and conspiracy-monger is posting about this on Facebook and Twitter.’
    • ‘Sure, the movie has some wackadoo charm but the modern remakes, recently released on Blu-ray and DVD, are just a waste of time.’
    • ‘It takes a little time to get over the wackadoo premise and for the show to really warm up.’
    • ‘In hindsight, though, they do seem like pretty whackadoo ideas.’
    • ‘Luckily, they found an ad campaign that adequately suits his whackadoo personality.’
    • ‘The five minutes Lloyd spends reprising his wackadoo role as the piranha-infatuated biologist are entertaining enough.’
    unconventional, uncommon, abnormal, irregular, aberrant, anomalous, odd, queer, strange, peculiar, weird, bizarre, off-centre, outlandish, freakish, extraordinary
    enthusiastic, eager, keen, fervent, ardent, fervid, passionate, devoted, dedicated
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1950s: probably from wack or wacky.