Similar to a wet willy; however, vaginal sectretions are used rather than saliva.

After sex, while spooning, the male will reach down and insert his index finger into the females vagina; and then stealthily stick the finger into the females ear and wiggle it.
Dude, after I banged Shannon last night, I gave her a mad philly willy.

I can't believe that prick gave me a philly willy.
by Philmeanie July 31, 2008
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To cut off the foreskin and wrap it around the person's nose.

usually applied to jewish babies.

Dubbed after the famous Philly.

Or Cutting the toe of your partner and shoving it up their ass.
E.g 1 FRIEND: Dude! whats on your son's nose?

parent:oh just some foreskin, he was Philly Willy 'ed just a few seconds ago by his mother.

E.g 2. Friend :Dude! why are you walking weird?

Victim: oh i just got philly will'ed before i left my house, wbu?

Friend : OH THATS GROSS, YOU MEAN YOU GOT SOMEONES FOOT UP YOUR BACKSIDE? LITERALLY?
by Shihmale August 1, 2010
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The shocking smack that Will Smith (from philadelphia, pennsylvania) gave Chris Rcck at the Oscar's awards. The smack that you can use only when when someone is on stage presenting an award or anything involving a stage while disrespecting a person accompanying a person in the audience

Definition by: Samuel Prewitt Dayton, Ohio
I gave the comedian a big willy's philly smack after he flirted with my girlfriend on stage
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