The act of removing one's facial hair for those who consider it a separate entity. It's usually done for attention, or to impress members of the opposite gender.
Bro: Did you hear about Steve?
Bro 2: No man, what happened?
Bro: He totally committed beardicide.
Bro 2: No way! Why?
Bro: Lauraine called him a sloppy bastard.
Bro 2: What a total bitch, both of them.