You use this to get back at your friend(s). You urinate in a small pan, and put it in your freezer until it freezes. Then, when it's night, you slip it underneath their door. It wont be bad when you put it under, but by the time morning comes, the urine will have melted and flowed everywhere on the floor
I gave Joe a piss pan last night for welching on our bet.
by Joe schmozers January 27, 2008
Can you define these popular missing words?