To be 'Skenged' is to be shanked or shot in the face virtually or physically.
Connor - Bruv I'm gonna skeng ya
Jaiden - Nah Cus your gonna get more skenged than me
Tom - Cum up ear you get skenged yeah?
1. A pistol used by roadmen in London
2. A knife or shank used by roadmen in London
2. Whatever the hecc you want it to mean
Anything you want it to be
Yo my guy, let's pop a mad skeng