Really hott chicks that just sit at parties, and do nothing but look hot, talk shit, text, dance for five seconds, and do absolutely nothing with guys. Compared to a poster, because just like a poster, you can only look at their inutile beauty.
Damn, look at dat poster over there doin' nuttin but postin'.

Look at dat poster sitting on another poster like a post-it note.

Man, you see that fine ass bitch over there sitting with her friends doing nothing but texting, ignoring guys, and gossiping. Yeah, don't talk to her she's a poster.
by Sonnybun April 25, 2010
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Parent over shoulder abbreviation. Used as a disguise for POS.
John: POSTER?
Jim: nope

Jake: POSTER
Jack: ok
by Fredy May 28, 2005
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To make a move on another athlete that makes them look bad.
Steve posterized Jeff when he dunked over him.
by Brian Pettit September 25, 2006
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Posterity (noun): the ease of masturbation without searching through a whole Facebook or text conversation to find nudes.
Did you just save the nude snap I sent you?!
Oh, don't mind that, just recording it for posterity.
by Papawoot June 28, 2019
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To sexually “destroy” someone in bed with some sweet mighty force.
What did you guys do last night? Dude I completely posterized her last night.
by Megafart55 February 11, 2020
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an ugly little boy that looks like a girl. usually has an ogre looking girlfriend, and loves to call people rude and aweful names. all together he is a bad person..
"OMG, dude you're being such a poster right now."
by olgga January 23, 2008
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