2 definitions by onlycass

Top Definition
masterpooping is when you take a shit in your hand and then masterbate with said shit
I have nothing to do, I guess I will just spend the day in the bathroom masterpooping
#dirtymasterbation #turd humping #shitty lonely lovin #not confused with masterbation #masterpoohing
by onlycass August 05, 2010
it is what it is.... having sex with a turd
I swear Melvin must have been turdhumping because from the belly button down he smelled like shit
#masterpooping #dirty lonely lovin #shittymasterbation #not regular masterbation #shitmaster #terdhumpping
by onlycass August 06, 2010
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