The laugh you do after you troll someone. Trolling someone is making fun of them, hating on them or even just annoying them. Generally the aim is to piss someone off. When you succeed, you are then permitted to say "trololol."

the thing that you don’t have when you’re phones percentage is over 20

A better way of lolling.

The lol after being a troll. How you laugh after you mess with someones head.

From french language, Trop (too much) plus lol.

To laugh while calling someone a troll.

Something that people with cyberautism say. usually a sign of defeat at the hands of a troll