FEBIL
Acronym for "Fuck EveryBody, I'm Leaving". The final stage of the military sequence FIGMO, FUBIC, etc. You've got your orders, you've cleared the base, and you're ready to step on the plane back to the World.
"Don't even start a conversation, buddy, I am FEBIL."
Febilizer
Someone who is very weak
Mate you’re such a febilizer