another form of the word cool; to approve of
I just saw that movie and it was totally poster
by jboev April 12, 2007
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(n.) A hipster-poser. Someone who claims to be a hipster, but doesn't fully commit to the conventions associated with it. i.e. liking music before it was popular, rejecting social norms, drinking coffee from Starbucks, etc.
"Look at that poster, shopping at Old Navy. He used to be cool, man." *drags on cigarette*
by PrimitiveMan June 22, 2011
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I.e. cool, mega cool, excellent
"I would love to goto see ACDC live man".

"Me too, that would be poster!"
by Romeo October 21, 2004
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When a basketball player is killing the game in the paint with his post skills.
A posterizes B
B: Damn, you really know how to posterize moisturize!
by Halabtsi November 2, 2016
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A zefron poster makes a boss horcrux in AVPM. It is also one Harry Potter, Ron Weasly, Dumbledore and one Draco Malfoy's favorite chistmatic humanitaian. It is deeply rivaled by umbridges talor launtner poster.
Ron: THAT IS A BOSS ZEFRON POSTER!
and....
Dumby: He just seems like such a chistmatic humanitaian
and....
Ron: Let's take this bit of garbage down! (atempts to take Talor Launtner)
by Starkidloverererer October 10, 2010
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Poster commonly designed for use in schools and offices that generally consist of a photograph centered in a rectangular frame with black background, a title in large text and a description in smaller text.
This kind of poster has been repeatedly parodied and it's a common meme along imageboards.
I lol'd so hard with this Motivational Poster
by djvangas April 20, 2008
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