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2.
The ultimate hybrid of Muffins and Orange Juice.
one day the muffin man was taking a poop and he came upon MUFFIN JUICE.
by M u ff in Ju ic e March 22, 2003
 
1.
The new slang for vaginal secretion.
Kevin: Dude what happened?

Jimmy: I was going down on her and her muffin juice got all over my shirt!
by Vanilla Weis June 01, 2009