Trespiss

The act of pissing on the owner's land or property without permission.

Person 1: Hey bro, didn't you say you had to piss?
Person 2: Yeah I did but I'm all good now, I trespissed on Mr. Smiths lawn on the way here.

Person 1: Oh nice, I should trespiss too sometime.
Person 2: Yeah it saves time and its safer. Definitely try it when you get the chance.