kook

[ kook ]
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nounSlang.
  1. an eccentric, strange, or foolish person.

  2. an insane person.

Origin of kook

1
First recorded in 1955–60; perhaps alteration of cuckoo

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How to use kook in a sentence

British Dictionary definitions for kook

kook

/ (kuːk) /


noun
  1. US and Canadian informal an eccentric, crazy, or foolish person

Origin of kook

1
C20: probably from cuckoo

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012