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Noun: whacko  wa-kow
  1. A person who is regarded as eccentric or mad
    - nutter [Brit], wacko, nutjob, nutcake [US], wackjob [N. Amer], mentalist [Brit], nutbar [N. Amer], basket case, whackjob [N. Amer]
Interjection: whacko  wa-kow
Usage: Brit
  1. Slang, expression of enthusiasm
    - wicked

Derived forms: whackos

Type of: dag [Austral, NZ], eccentric, eccentric person, flake [N. Amer], geek, oddball

Encyclopedia: Whacko

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