2) An act of emo to garner attention from peers that includes eRazorblades.
3) Most serious definition, where one commits an act of real world suicide in front of a live webcam audience.
"Hey everyone, I just took ten uppers, ten downers, a few pain pills, a Viagra, and thirty Tylenol PM's. I'll be dead in about half an hour. You have that amount of time to call convince me life is worth living."