Someone who consistently makes comments that cross the
line. Someone who doesn't understand witty
banter, instead moving to insults. Typically a
meathead, or someone who lacks the intelligence to burn someone in a humorous manor...
Person 1: Dude, that shirt is a little chochy...
P.L.C.: Shut up, my
shit looks
tight, why don't you go fuck yourself...and your mother..
Person 1: Real funny bro
P.L.C.: Like your fucking
face bro...hahaha...
Person 1: Dude, you are such a Perpetual Line Crosser.