An acronym for a loan given to a person designated as "No income, no job or assets;" hence - N-I-N-J-A.

The bank's ninja loans have ruined its credit rating. Now, no other bank will lend it money.
by Joe Rodolico September 11, 2007
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The act of preparing a womens asshole for anal intercourse finger by finger until all fingers from both hands are involved in a vigorous "pecking" motion. The participant then resembles a hybrid creature known as a birdy ninja.
"I didnt fit at first so i had to birdy ninja her asshole"
by treazy November 01, 2011
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1. a dexterous, quick flick of the wrist that enables the hand to launch any object it is holding, be it a pen, a cell phone, or a paper shuriken, thus skillfully hitting a predetermined target.
2. the act of deftly tossing something with a quick flick of the wrist.
Nickarossi: (after getting hit in the eye by a paperclip)
"Ow! Are you frickin' kidding me? I think you punctured it!"
Des: (laughing) "Sorry...I wasn't aiming for your eye."
Nickarossi: "Really? 'cause I saw you ninja toss that paperclip directly at me."
Des: "Why didn't you duck then?"
by Nickarossi September 30, 2007
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When someone "brb"s but doesn't tell the other person, usually on the computer.
Guy 1:Hey, did you see that new movie?
(Five minutes later)
Guy 1: you ninja brb'd on me, didn't you?
by Lateon September 03, 2009
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A ninja doser is a hippy that hangs from a tree by his legs, and extends downward in front of you when you walk under him/her and throws a tab of acid (lsd) into your mouth.
I went to a jungle and got drugged up by a "Ninja Doser". Now everything is melting
by Rastadubb August 25, 2009
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the shape of a womens genitalia when protruding through her jeans or shorts. thus resembling the shape of a ninjas slipper.
ninjas slipper
by nortybollox October 24, 2009
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