Trolling does not mean just making rude remarks: Shouting swear words at someone doesn't count as trolling; it's just flaming, and isn't funny. Spam isn't trolling either; it pisses people off, but it's lame.
The definition of aggravated is something that intensifies or worsens something like a condition or circumstance. Carrying a gun while committing a burglary is an example of aggravated burglary and carries with it a more severe penalty. Aggravated is defined as something was made more intense or acute.
Depending on the base charge, the aggravated factor is added usually in the case where a deadly weapon is used or serious bodily injury is inflicted, with or without a weapon. Its a separate different more serious offense. Specifically the charge usually is because of what the other attorneys said.