Ninjing 

Displaying the abilities or likeness of the ninja.

Last night, no one knew we were present, which was in large part due to the fact that we were ninjing in the shadows.

Ninjing by Nine Lives Co July 18, 2018

Triple nining 

Snitchin, Nark'n, Being a rat, Tellin the cops

Yo hombre, them boys been runnin to the cops triple nining and shit.

You been triple ninin?
Whatchu mean, fool?
You snitchin, dawg?
Hell naw

Triple nining by jcrack98 April 13, 2011

Ninjin 

The Coolest Carrot the world is ever seen

penis

The Coolest Carrot the world is ever seen

Kid "OMG NINJIN U A CARROT"
Ninjin "ye"

Kid 2 "I feel like eating a Ninjin"
Ninjin "OMG PLZ NO EAT ME"

Ninjin by JayIsKool69 October 4, 2016

sixty nining 

the pracice of positioning oneself with one's partner so that both people have the other's genitalia in their mouths

they were sixty nining in the closet

sixty nining by Capt. capacitor April 20, 2004

Ninging 

To throw something across the room as hard as you can.

Jordan got pissed and started ninging random objects across the room.

Ninging by Hjnx April 30, 2013

Ninjigga 

A black ninja.

Yo didja see that nigga DaQuan Jaxson cuttin' up those fools he's a straight up ninjigga

Ninjigga by Redd Rogers July 24, 2009

forty nining 

Two dogs.
One guy.
And a reach around.

Man, I'm really in the mood for some forty nining, but I only have one dog.

forty nining by 49in' for days January 19, 2014