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When you place ones fist in someones genitals with great force. AKA Cock Punch
So Jamie is walking down the street whe steve grabs her boob without permission. Jamie immidatly gives him the Junk Fist dropping Steve to the ground holding his balls and screaming three octaves higher.
by The fat ogre of ABQ July 30, 2009

Words related to Junk Fist

bankock cockpunch groinsock junksock nutting