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
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A fancier term for “yeet”. Often involves a mechanical object of some sort.
Jettison the escape pods!
by masokitsune January 17, 2019
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to throw yourself down to the floor
Stairs are often unsafe, with a high temptation to self-jettison oneself down them.
by PontificatingPants April 24, 2019
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To take a dump, especially when great quantities of ejecta are involved.
to jettison stage one (expr.):

"Uhh. That was exhausting."
"Core dump?"
"More like jettisoning stage one."
by varn_ix July 17, 2008
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To throw off board or overboard

Especially in naval or aviation terms
I used to think of her all things sweet,
Like sugar and spice,
But she shit on me like an aeroplane
That Jettison Blue ice
by Tejota September 11, 2021
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