Top Definition
An ass that you cannot see. According to the person with this ass, it's apparently there, but not visible to the naked eye. This is just an excuse for a woman with a really flat ass.
Finneh: I caught some bitch looking at my ass a few days ago.
STEFFFF: maybe it was my ass
Finneh: What ass? OBRN!
STEFFFF: its there. =(
Finneh: So apparently you have a ninja ass.

by Finneh December 17, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt