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.
offense - (criminal law) an act punishable by law; usually considered an evil act; a long record of crimes crime, criminal offence, criminal offense, law-breaking, offence evildoing, transgression - the act of transgressing; the violation of a law or a duty or moral principle; the boy was punished for the transgressions of his father