pissue
When you piss on your toilet roll and give it to a friend to hold, squeeze into a nice tea or chew.

Prick 1 "lad, here's some pissue"

Prick 2 "tar lad"

Prick 1 "no worries lad all the best"
"Ey lad you won't even do pissue!"

"Bet you I fucking will you little cunt there ya go"