Top definition
The act of wearing a bib while pissing into your own mouth, in mouth situations not swallowing it until your mouth is full or you run out of piss.
"Why are you wearing a bib and pissing into your mouth?"
"Dude it's the Cincinnati Oyster Bib!"
"That doesn't explain the piss."
"Yes it does."
by Been-gals April 14, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug