ninja nutting

The act of cumming inside a girl without her knowing.

"Whenever I Fuck My Girl I'm always Ninja Nutting."

by Timmy Beeeee February 19, 2008

ninja nut

Nutting in a public place, undetected

Man I got away with a ninja nut yesterday.

by Nick6302 August 06, 2017

Ninja Nut

When your in your class and one of your female classmates gets up, with an ass so nice you want to jack off in class.

"Bro, did you see Mary today ? That ass is hot !"
"I know dude. I ninja nutted behind my desk so that no one sees me."

by JohnnyGkFuccBoi August 30, 2018

Nut Ninja

Noun. A person who has gotten away with ejaculating in public more than 50 times.

Guy 1"Bro did Chad get his certificate yet?"

Guy 2"for what?"

Guy 1"He's gotten away with fapping in the Wendy's so many times he can be eligible for a Nut Ninja Certificate"

by Sybr767 October 22, 2020