The act of trolling, but done so in a way that it attracts other trollers. Therefore causing them continue trolling about the same topic in an in-line fashion.
Guy1: "Man, that guy is such a troll."
Guy2: "No, you're a troll."
Guy3: "GEARS OF WAR 2 SUCKED!!!11!"
Guy4: "You guys don't even know what a troll is."
Guy5: "Suck my dong."
Guy6: "*puts on his trollerskates*"
He logged onto Twitter after a shitty day in his shitty life to trollerbate. After dropping some half witty retorts and some lukewarm burns he almost felt better.