A Ninja Typo is a punctuation or grammatical error that does not reveal itself to the author (no matter how hard the author looks for it) until it is too late (i.e. after it has been published in a way that cannot be retracted).
Example : Dang! I proofread this email 3 times and I STILL managed to leave the "l" out of "turtle". That Ninja Typo just killed my chances of getting re-elected.
by Mank002 October 22, 2014

a mystical being able to transcend in and out of buildings, rooms, houses, social groups and even multiple dimensions, Usually under the influence of alcohol to the point of memory loss
by Dancingdanshittingsand October 29, 2012

Girl 1: How are you feeling?
Girl 2: Much better since I took a shit in your studio apartment, thank you.
Girl 1: Wow, I had no idea. Gold throwing star, Ninja pooper.
Girl 2: Much better since I took a shit in your studio apartment, thank you.
Girl 1: Wow, I had no idea. Gold throwing star, Ninja pooper.
by newsvava February 21, 2009

Guy 1: Dude I totally scored with that girl last night!
Guy 2: Really? She didn't seem that into you...
Guy 1: It was a classic ninja chirpse
Guy 2: Really? She didn't seem that into you...
Guy 1: It was a classic ninja chirpse
by Gerontius June 6, 2013

Bill drank too much last night. He ended up ninja chucking his beer all over the bathroom.
I just ninja chucked so hard I punched the wall.
I just ninja chucked so hard I punched the wall.
by Geistsoul13 October 13, 2012

When tobacco is unknowingly slipped underneath the weed in a bong, giving the user a fat hit, wiping them out.
by Cameatsass September 7, 2018

A prank that is pulled usually in high school by taking someone's back pack, taking everything out, turning the backpack inside out and putting the stuff back in.
by YarmouthClippers June 13, 2009
