Raingasm 

The act of spontaneously orgasming all over oneself.

"Look its Rain! *orgasms all over themself*"

Raingasm by Rain February 1, 2003

Raingasm 

Orgasm when you see Rain

Anyone walks into the room and they just orgasm all over the place

Raingasm by BGor February 1, 2003

Sonic Raingasm

When you Sonic Blastoff so hard into Rainbow's ass that both of you shoot off into a Double Rainboom.

Basically fucking the rainbow out of her.

Wow, when I saw that Sonic Raingasm, I was slightly turned on.

Sonic Raingasm by Mysterious Frying Pan November 8, 2016

Raingasam

The feeling you get when it finally rains following an extended drought.

Dude, it hasn't rained for months...when it finally did I totally had a raingasam...

Raingasam by Anaxamander June 29, 2009

Raidgasm 

successfully downing bosses in a raid instance with 10 or more of your guildies or a pick up group, very similar to an orgasm but can only achieved through raiding

Have to have my raidgasm. Doing Cho'gall tonight, ftw!

Raidgasm by Archervixen July 12, 2011