Definitions by Brittnasty, the Mad MC

piss happy 

the state of being so happy you could just plotz. you hit that breaking point of joy where you lose control of your bodily functions.

"my mom said she'd give me the mustang for my birthday...i could piss myself"

"jonathan finally got some ass from brittany...look at his face...he's definitely piss happy."

piss happy by Brittnasty, the Mad MC July 24, 2008