State of being, where you're so drunk that you piss yourself.
He was pissy drunk, even though he only had one beer to drink. Punk.
by Brandon December 01, 2003
1 more definition
When you are so inebrieated your too lazy to go to the bathroom to piss, so you just piss in your pants.
Looks like Leon left a puddle in front of the loveseat. He was the last one I saw sitting there and I suspect he was pissydrunk.
by uncle soily July 11, 2010