originating from jamaican folklore, it is slang for a ghost or
spirit, but nowadays is used as slang to
hit someone or beat someone up, or take them for a complete derkhead. duppy is degenerately used by black
people who are looking for a fight or little white kids who want to or think that they are the black gangsters....eg
"ill duppy you sam"
"i
will take you for a complete derkhead fool"
Watch me duppy this waste
guy
observe my beating of this idiotic
male