1) Anyone who engages a troll intentionally or unintentionally, sometimes starting a flamewar. The people who react to a troll are trolls themselves. After all, if no one engaged the troll nothing would happen. There would be no trolls if there were no trolling idiots to engage them and feed them.
2) Anyone who feeds a troll.
Did you see those trolling idiots bashing the newb for posting badly?
An idiot who manages to lumber around and behave generally like a troll in whatever fairy tale/fictional book you like. Often this is a very negative term.
-The greatest, most intelligentmove the devil has ever made is making us believe that he doesn't exist...
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.