Guy 1: Bro remember when that guy was all like " NO CHANIQUA!"
Guy 2: zzzzzz
Guy 1: Bro you there?....
-snoring-
Guy 1: Dude wtf man.. you pulled a lien.. AGAIN.
"Pillergas" is the act of jerking someone off, while aggressively squeezing their shaft with your fingertips.
The term derives from the Danish movie Kapgang from 2014, where pillergas is potrayed as an extremely intense and pleasurable way of jerking someone off.