e/Slapjack (weapon)

Information
has gloss	eng: The slapjack (sometimes spelled slap jack or slap-jack) is a batting weapon which may be used in self-defense or other forms of hand-to-hand combat. It typically consists of a round sack containing a hard weight material that may be swung at the back of an opponent's head to knock him or her unconscious.
lexicalization	eng: slapjack
instance of	e/Personal weapon