Phrase used to describe people that excel in the profession of ending lives. This can phrase can be used to describe anyone from a drug dealer to a professional soldier, as long as they have an aptitude and tendency to extinguish lives. Most Ghost Faced Killers don't advertise or talk about their ability's, as doing so separates them from everyone else, something that killers try to avoid.
"Audie Murphy got the Medal Of Honor for being a Ghost Faced Killer."
"To get into Delta Force you have to be a Ghost Faced Killer"
"You dont want to fuck with that dealer man, dudes a Ghost Faced Killer, he'll straight up murke you."