Someone who posts on any type of forum without actually taking part of the activities the forums are made for.
Geerad on the GameBattles forums. He posts 5 times a day but never played a single match on the site. When confronted with the term "forum star", his jimmies usually end up getting rustled rather quickly - ending up in him making horrible defensive statements such as:

"yeah im not even a gb kid, you idiot."
by GameBattles User November 28, 2013
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What the dumbest kid in Special Day Class becomes.
OMD: I'm a forum rock star!

everyone else: That is like being the dumbest kid on the short bus.

OMD: TROLL!!!!!!!!!

everyone else: STFU

mod: OMD, you are banned yet again.

OMD: I'm gonna go start my own forum and be a forum rock star!

everyone else: Whatever, retard.
by Albert K Hollick March 22, 2009
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