Definition of kook in English:

kook

Line breaks: kook
Pronunciation: /kuːk
 
/

noun

North American informal
A mad or eccentric person.
More example sentences
  • Neither of them are kooks, they've simply been lied to by the people who are in charge.
  • I worry just as much, however, about the kooks out there who think that now is the time to plant a bomb.
  • The only people who cite the Columbia study are kooks and religious zealots.

Origin

1960s: probably from cuckoo.

Definition of kook in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day rebuff
Pronunciation: rəˈbəf
verb
reject (someone or something) in an abrupt manner…