by TheDeathlyVirus February 11, 2018
When you collect your fart in your cupped hand and throw it like a snowball in the general direction of anybody unexpecting it.
Rob's spaghetti O's looked kind of bland so when he turned his head I spiced them up with a ninja snowball.
by Stinky Brownthumb July 16, 2018
Someone who is extremely proficient at stealing cookies without being spotted, regardless of how many people are in the vicinity.
by DLTZ April 28, 2013
Man, Steve seems like he's a pretty cool guy.
You kidding? Steve hates your guts. He's the biggest ninja-hater we got around here.
You kidding? Steve hates your guts. He's the biggest ninja-hater we got around here.
by Widdly_Scuds October 31, 2010
A mythical form of stealth transport used to deposit large numbers of people at a store, pub or other public venue without any prior warning. Used primarily by retail and hospitality staff when faced with a sudden rush of customers for no apparent reason.
by Uncle Dunkle March 03, 2018
The Sneaky Ninja is a way of hiding your erection whilst in your jeans at a lap-dancing club, the art of tucking it away so they can't grind extra tips out of you.
by MilkyBarKid15 August 19, 2015
One who seldom or never shows him/herself on MSN by appearing offline. MSN Ninja's are very selective of who they choose to be seen by, and just like a ninja, can disappear just as easily as they appear.
by Jerry the Hairy Berry October 09, 2008