Old Piss 

Old piss is a name given to piss left in a toilet for too long and stinks up the whole bathroom. May range from dark yellow to nearly brown. Port-o-potties have this in the storage tanks along with shit. Alternatively, old piss can mean evaporated piss used in terrorist pipe bombs.

1. Dude, flush that old piss, it has stank up the whole room.

2. Put dat old piss in da pipe!! ALLAH AKBAR!!!!

Old Piss by Jdeoxys November 3, 2010

Old man piss 

All over the seat

Guy in the toilet before me went for an old man piss, dirty fucker didn’t even wipe the seat

Old man piss by Slazenginho November 28, 2021

Beat the piss out of an old friend 

When a man announces he's going to the bathroom to take a leak.

"Deal me out of this hand, guys. I've got to beat the piss out of an old friend."

Beat the piss out of an old friend by Kermtzu October 9, 2008

Ain't good for anything but pissing and old whores 

What is said sometimes about a guys dick when he can't fuck good.
often said of a really old guys dick.

He's so old his dick ain't good for anything but pissing and old whores.

Ain't good for anything but pissing and old whores by Judge dredd7 February 4, 2012

Pissed 15 year old 

Used to describe a pissed off 15 year old.

John: "Have you seen the pissed 15 year old?"
May: "Yeah, they were super pissed."

Pissed 15 year old by sKsSk September 6, 2021