1 definition by KoolKidzKlubBbbbbbbbb

The main slut in a group of sluts.
Guy#1: whoa check out THAT girl. She's one dayum fine mamacita but she kind of looks like a slut
Guy#2: yeah dude! She's a mamaslut.
by KoolKidzKlubBbbbbbbbb December 12, 2010
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