Definition of Kook

a harmless crazy person

Examples of Kook in a sentence

We labeled Mr. Merrow as an old kook because he would always rant about alien abductions and government conspiracies. 🔊

Wesley is a definite kook, talking about how the Earth is flat and all, but he isn’t causing any trouble for anyone.  🔊

We call him Garnier the Kook because he always claims to see visions of the alternate future, whatever that means. 🔊

Other words in the Crazy category:

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