cyber piss is when you get so into the video game that you are playing you forget about going to the bathroom. when you finally stop playing you walk 10 steps and realize that you have to piss like a preggo. also works with cyber hunger or shit.
"dude i played counter-strike for 9 hours straight and when i eventually got up i had to take the biggest cyber piss of my life. i was blowing full power for 8 min."
"thats fabulous, i took a 38 min cyber shit after playing WoW for 15 hours."