The act of shoving a loaded shotgun up your ass and pulling the trigger.
Damn, that dude had some problems, you hear he did a Reverse Kurt Cobain?
Instead of putting a round of buckshot in your head like a bitch, you take it up the ass like a man. (Shoot yourself in the ass with a shotgun)
Person 1: My Uncle commited suicide a couple days ago. I don't know what to do..
Person 2: Oh I'm so sorry, how'd he go?
1: The Reverse Kurt Cobain.