Ninja dick

When a guy sends a pic or video of his penis without warning. it comes out of nowhere like a ninja

I was messaging jack about the school work, then all of a sudden out of nowhere he sent ninja dick.

by humansvs aliens January 01, 2017

Ninja Dick

When somebody as an above average or otherwise huge penis when erect but shrinks to near disappearance when flaccid, or in other words vanishes like a ninja.

Example: That mother fucker has a ninja dick.
Example 2: I got ninja dick. that shit maybe 1 or 2 inches long till I get a hard on but then that shit massive.

by Pickle Reeves May 04, 2023

Ninja Dick

An uncircumcised penis.

Ashley : Brady has a total ninja dick, it was so weird!
Amanda : Oh gross no way!!!

by TheGingeyy November 04, 2017

ginger ninja

a chav who goes to park

ginger ninja a person who tries to throw water at little kids

by woody_slng August 15, 2021

ninja quit

To quit a job without anyone knowing. Be stealthy like a ninja. Just slowing pack up your stuff little by little and then never come back.

I hated that job so much that I had to ninja quit. Slowly packed up my shit and left my resignation letter in boss' letter tray.

by siamkittie March 24, 2017

va-ninja

A person who stans Horror ninja Vanja, also known as Vanja.

"dude did you see that hilarious and wonderful tweet vanja just made?"

"oh robert youre such a va-ninja!"

by fairybelled October 24, 2020

ninja-shin

A mass of swelling from the top of the ankle and up to the knee that doesn't stop you from walking or jogging..

Dude kicked the heavy bag so many times he got some ninja-shin..

by 12speed June 16, 2023