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derived from two words cunt and flange both meaning vagina.
This term is otherwise known as 'fisting' or the process of inserting ones entire hand (clenched in to a fist) in to the vagina. can be abbriviated to KP.
'i gave my girlfriend a right good klunge punch the otherday'

'i gave her a proper kp'
by Tuffai February 23, 2009
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