Top Definition
1. To leave a location.

2. To quickly depart from a location.

see also: jet
"I gotta get up early tomarrow so I'm about to jettison."
by El-Keter July 24, 2002

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1: throwing up, puking
2: to rid your body of pretty much everything it can, usually in the form of post party vomit or shit.
"man! that made me sick, i totally had to go out back and jettison!"

"i partied so hard, i had spent an hour afterwards jettisoning everything!"
by Shinigami Dani July 18, 2003

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

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

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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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