kook

[ kook ]

noun

, Slang.

1. an eccentric, strange, or foolish person.
2. an insane person.

kook

/ kuːk /

noun

1. informal.
   an eccentric, crazy, or foolish person

Word History and Origins

Origin of kook¹

First recorded in 1955–60; perhaps alteration of cuckoo

Word History and Origins

Origin of kook¹

C20: probably from cuckoo

Example Sentences

A clown car full of grifters and kooks, meanwhile, used the primaries as an opportunity to suck up to Trump, whom everyone knew would inevitably be the nominee.

From Salon

Garvey calls himself a “moderate conservative,” which I guess means he’s a mainstream Republican, not a right-wing kook.

From Los Angeles Times

Juxtaposing that with this Indiana Jones character, Theodore, who may be a kook or savior.

From Salon

When you paddle out, it’s as though you’ve entered a new world with its own language that might sound like: “Did you see that kook? He snaked me on such a gnarly wave!”

From Los Angeles Times

“Environmentalists in those days were viewed as little old ladies in tennis shoes or nuts or cranks or kooks.”

From Los Angeles Times