nutjob

American  

[nuht-job] / ˈnʌtˌdʒɒb /

Or nut job

noun

Slang.

1. a crazy or eccentric person; nutcase; nut.

   When Tom gets excited he can act like a real nutjob.

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Etymology

Origin of nutjob

First recorded in 1970–75; nut (in the slang sense “eccentric, crazy person”) + job ¹ (in the slang sense “an example of a type”)

Example Sentences

"You act all pure and noble, like you have reasons for what you do, but when I do it, I'm crazy, I'm some manic nutjob," she says.

From Salon • Oct. 17, 2021

This theory is "supported" by the fact that the month before the assassination, a group of Cubans met with a group of right-wing nutjob Americans.

From Golf Digest • Oct. 26, 2017

When Danny shows up—barefoot and wearing a Baja hoodie, looking like he should be Hacky Sack–ing outside a Phish concert—they reasonably conclude he is not their long lost pal but a nutjob.

From Slate • Mar. 20, 2017

I still had my 4.0 grade point average, but now everyone labelled me a nutjob.

From The Guardian • Jun. 1, 2016

It must suck to get to thirty thousand feet and realize that your pilot is a control freak nutjob.

From "Ask the Passengers" by A.S. King