a wooden club or truncheon (such as those carried by police in the U.K.)
He got hit in back of the head with a billy club again.
by Light Joker August 18, 2007
A phallus-shaped blunt object used for hitting people around the head.
That cop hit me with his billy-club, aw man does it hurt.
by Kung-Fu Jesus April 15, 2004
A Bitch beatin' stick. Resembles a dildo. Commonly carried by officers of the law, spouse abusers, sexual role players, and angry prostitutes.
Bitch, I'll beat you wit' my billy club.
by Bitch Beater 121 December 08, 2010