Ninja Gifting

The Art of gifting an item to a friend or relative, by sneaking into their house and placing said item unwrapped among their personal belongings, in such a way they have no clue who gifted the item to them or where it came from. also can be referred to as Ghost Gifting.

I found a Venus statue in my room, I believe someone has been ninja gifting me while i was at work.

by Monroe space kraken-slayer January 30, 2012

Ninja-Signing

When an author secretly signs his/her own books in a bookstore without the bookstore's knowledge.

Brandon Sanderson is ninja-signing books in airports.

by jackatthekilns November 10, 2009

Ninja bounce

To leave a room of people without saying goodbye. To leave unnoticed, like a ninja.

I was so tired at the party last night, I totally ninja bounced.

by WordsImakeup33 September 4, 2015

spasm ninja

Something you say when you've taken too many hallucinagins and intend to say something else, but unfortunately you have word salad.

Did I want some, ahh, spasm ninja.? Cam it onething.

by VICERN January 15, 2014

ninjas on the roof

impending doom

as soon as i walked in on Stacy and Jill and that 6 foot toedo, i knew there were ninjas on the roof! Phil would be pissed.

by freewilly23 January 18, 2009

Ninja's Ligma

Its when you watch his stream once. It kills you slowly. One tried to get people to do the floss and nobody cared and done it.

Yo man, why would you watch Ninja? Now you have Ninja's Ligma it was nice knowing you man.

by Dashie tribe May 8, 2019

Ninja Face

The art of using face unlock on another person's smartphone without their knowledge. Usually performed by a child from some sneaky angle while distracting the parent with other matters.

She keeps using Ninja Face on me to watch that stupid YouTube channel

by PatTheChat June 8, 2019