Top Definition
The practice of videotaping yourself masturbating and then masturbating to the video. The process can be continued ad infinitum, till you have created a fractal of narcissistic pornography.
Fractal jacking is one of the top ten pastimes at Harvard.

I just reached the hundredth iteration of my fractal jacking; time to celebrate!
by tungstenseabass December 26, 2010

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