whacko

adjective
🔊/ˈwækəʊ/
🔊/ˈwækəʊ/
(also wacko)
(especially North American English, informal)
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  1. crazy; not sensible疯狂的;发狂的Topics Personal qualitiesc2

whacko

noun
🔊/ˈwækəʊ/
🔊/ˈwækəʊ/
(also wacko)
(plural whackos, whackoes)
(especially North American English, informal)
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  1. a crazy person疯狂的;发狂的