Top Definition
To leave or vacate quickly.
We decided to unass that place when the shells started falling.
by Russ McClelland December 16, 2003

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to give up. to relinquish
You better unass your half of rent money before I start pawning your shit.
by j- October 21, 2003

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1. To immediately leave a hostile area when either compromised or under fire. (Used extensively by US Special Ops)

2. To leave an undesireable area very quickly
- "The Black Hawk dusted us in and before we knew it, the place was crawlin' with bad guys. My team leader immediately called them back to un-ass us."

- "The party sucked. We un-assed."
by ovits December 19, 2005

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verb.
to surrender completely without restraint
you better unass some of that chute!
by convict in dat ass March 22, 2004

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To remove your body from any chair, sofa, lounger or seated area
Hey, unass my seat before it gets serious up in here!
by JKEN1 September 24, 2012

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When playing paintball: To give up without a fire fight, being barrel tagged, or shot with a Nerf.
"The crew will be very unlikely to unass their tank...ever!"
by Bluemax February 06, 2008

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To let go of something quickly or immediately.
Johnny told his brother, "You better unass me before I open up a can of whip ass on you!"
by Jake For The Take April 12, 2016

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The Urban Dictionary T-Shirt

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