1 definition by zumzy

Top Definition
Expression used by males mostly in their conversations about girls. Fluffin the muffin or to fluff the muff is normally used when a guy talks about having sex with a female. It is a more polite way of saying that you are going to fuck her brains out.
Hey Marc, we are gonna fluff some muff tonight at the party!!!!
by zumzy January 20, 2003

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