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1 definition by bionicvagina

Australian slang for the Downwards Uber Punch. Shortened to DUP, or dup, it is a type of punch achieved by balling up your fist and swinging your arm downwards onto a victims head or body part, keeping your elbow bent and snapping your wrist down as your fist connects with flesh.
I'm ganna dup the cunt in the balls!
by bionicvagina October 29, 2010