Ninja 

The un-official term used to describe an internet forum member who possesses moderator powers, but no title. Ninjas are swift, silent and deadly. Ninjas edit and lock threads without warning often killing threads with a single blow and then quickly vanishing. Only the most trusted members become Ninjas. See Ninja Edit

Cleoent: *edited*
Cleoent: Damn, who edited my post? Where those ninjas at?:shifty

Ninja by oh_noes July 12, 2008

ninja link 

v., to surreptitiously link somebody to another site (especially goatse or tub girl)

"Check this link out!"
"AGH! THAT'S NOT CNN! THAT'S GOATSE! You ninja-linked me!"
"heheh... pwnt."

ninja link by inkdrinker April 24, 2003

ninjacide 

a ninja(s) committing genocide upon a species or certain group

1.The human race became extinct due to ninjacide.

2. All pirates were removed from existance with the act of ninjacide.

ninjacide by Tre Jones December 24, 2007

Ninja! 

to disperse a crowd of friends quickly hiding in dark corners and alleys

dude is that the cops??!! EVERYONE NINJA!!

Ninja! by quiet richard March 5, 2008

ninja logger 

A ninja logger is a term common to online games and MMORPGs. The ninja logger is someone who says goodbye or goodnight, but then logs off too quickly for their friends to respond.

{Meatshield}: Goodnight everyone!
{Meatshield has left the channel}
{MasterBlaster}: Goodnight!
{MasterBlaster}: Damn ninja logger...

ninja logger by Ozzwepay December 9, 2008

ninja penis

1. The penis that a woman never intended letting in but realizes after a drunken night that the penis had made it in. As if the member had sneaked in with the stealth of a ninja.

2. An erection that happens at any moment that surprises a women.

1.She said there was no way they were ever hooking up. He just called form her bed. He's got ninja penis.

2. They were slow dancing and was poked by his ninja penis.

ninja penis by Jon Lincoln May 1, 2011

Subway Ninja 

A person who works at a Subway restaurant and makes sandwiches very quickly. A Subway Ninja also bakes perfect bread, and prepares all food for the day in record time.

Matt and Leng are both Subway Ninjas.

Subway Ninja by RoxanneMichelle December 12, 2008