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1.
The correct, urban way to say,"motherfucker."
'Sup, muvvafucka?
by Steviedee January 21, 2004
 
2.
Only way to say "motherfucker" after getting bit in the genitals.
Dog attacks Scott and bites his balls.
Scott shouts at dog's owner, "muvva fucka!"
by uncrules123 July 21, 2006