It's like suicide, you kill yourself by eating yourself to death. Much easier way to die and more enjoyable.
Man she broke my heart, I don't wanna be around anymore I'll commit faticide
a saying to describe what your doing when someone asks. Does not mean you are busy, just means you are killing time, waiting around trying to look busy.
"Hey Jim, what are you up to today?"
"Not much buddy just slinging whores!"