Top Definition
Well, Stifflers mom.(from American Pie)
Finch boned Stifflers mom.
milf boy 1-"Hey dude, your'e the guy who boned Stifflers mom."

milf boy 2-"Dude if i didn't need to pee so bad i'd shake your hand."
by GirlSkater February 10, 2004
N. A term exactly similar to milf but usually one who will actually get with the younger boys she attracts.
(obviously originating from American Pie Series)
CJ; oh my she is such a milf, do you think she's like stacey's mom or stifflers mom ?
by PB SLAPPER June 24, 2010
Any stiff or strong alcoholic beverage.
"Hey man what you drinking?" "A Stiffler's Mom bro."
by Big Reddd February 06, 2008

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