Wifi Ninja

Someone who connects to a Wifi hotspot, without the owner knowing it.

A: Where are you?
B: Near a gasstation.
A: Hotspot?
B: Yeah.
A: Cool... Wifi Ninja!

by Artem_the_kid October 16, 2008

Ninja Ball

The act of farting into one's own hand, then "throwing" it into an unsuspecting target's face.

"Brian threw a ninja ball into Greg's mouth."

by Joe May 27, 2006

Nerf Ninja

The act of someone acting like a complete retard only to destroy his own reputation in attempt to gaining one

kid: Hello folks, i am your nerf ninja

others: wow, what a faggot

by IamPerson1 December 29, 2009

teenage mutant ninja turtles

Preludes to the Middle Aged Mutant Ninja Turtles.

"Pizza? Isn't your potbelly big enough already?"

by Stefan Degeest May 18, 2003

quim-ninja

any male who uses martial arts on a vagina. results may vary

I had no idea Steve was a quim-ninja, until he dragon punched my uterus last night.

by RossBC September 11, 2005

Ninja wood

The unexpected,unprovoked erection that occurs while in public. Usually characterized as coming out of no where, particularly in the morning (at work or in class)

Scholars maintain that it a
reverberation of morning wood...
similar to an after-shock associated
with earthquakes

Morning wood is to ninja wood as
Earthquake is to after-shock.

This morning, in my math class, I had a mean case of ninja wood that came out of nowhere. (It snuck up on me like a stealthy ninja)

by Chris A. P. February 9, 2007

Ninja Kisses

A ninja kiss: (n) a kiss in which the two participants are kissing in a group of people, without anyone within the group noticing they are kissing.

Shelby: Did you notice?

Laura: Notice what?!

Shelby: How did you not notice!! Me and Jordon were exchanging ninja kisses all night!!

Laura: Oh wow, you two are good ninja kissers!!

by King Muffin February 22, 2009