When you're playing call of duty and you rush the opposing side's spawn with a MP5K rapid fire. The only person who ever survived the Rain of Pain is RTZ Bullet because his wearing a bullet absorbant vest.
Oh no! Back out the lobby, I'm to young to have a Rain of Pain against me
by rena tera May 16, 2011
1 more definition
Diarrhea so bad, your ass hurts afterwards.
It was hard to sit down after that Rain of Pain experience.
by Mike's Shit Defs October 28, 2008