Slaanesh 

Chaos God of Desire, and Warhammer nerd slang for something nice or delightful.

Guy 1: Hey, did you check out 2girls1cup like I told you?
Guy 2: Yeah, it started out pretty slaanesh, but then it got so khorne. I hate you

Slaanesh by the gubs June 25, 2009

Slanesh 

Me! Please don't get mixed up with 'Slaanesh' (meaning 'God of Depravity')...

Teh 1337

Slanesh by Slanesh March 16, 2004