A fork of Rural Dictionary
very pleasurable feeling when urinating, often occurs after having had to hold it for a long time
I had a urigasm after that bus ride.
The wonderful sensation that comes when peeing after holding it for 2 or more hours.
Guy that just held it for 3 hours: "Man, that felt better than multiple orgasms in one minute" Smartass: "Duh! Its a urigasm"