Top definition
Short for poser mostly said by Los Angeles skater type people.
Trae is a posa
that skater kid is a poser
by kyl3xy69 April 14, 2008
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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Noun. Pack Of Smoking Asians. On a large American university campus, groups of native Chinese students gather in large numbers, chain smoking and yelling loudly in Chinese. Typically infest engineering buildings in groups of 3-10. Highly obnoxious and should avoided at all costs.
Yesterday there was a huge POSA outside the math building. There must have been 10 of them smoking and yelling in some terrible language.
by jnononon May 21, 2014
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Piece Of Shit Asshole. A name commonly given to annoying people with emotional support dogs.

The term first appeared in the animated series District City.
That woman with the little dog is such a P.O.S.A.
by Kelly Arch July 08, 2018
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Joe: I texted you earlier. What happened?

Mike: My POSA phone was acting up. I need to upgrade.
by 2014_chiguy June 05, 2013
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drugaddict fuck up with no life sitting infron of the computer 0-24 getting fatter and fatter everyday and wasting his life every single weekend!
I totally go Posa this weekend.
via giphy
by rare67 May 31, 2020
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