look up any word, like dirty sanchez:
 
1.
euphemistic term for penis length
What's his shoe size?
9 wide!
by Roody August 17, 2005
 
2.
the size of your shoe cut in half =
the size of your dick
its not always accurate but usually is..
ok if your shoe size is 12

ur dick is 6 in. long
by kevizles January 06, 2008
 
3.
Someone who acts childish or immature. Most guys shoe size is around 9-12, so it is used when someone is acting of that age.
Greg: "yo did you hit that last night."
Mark: "Nah, that bitch was my fuckin shoe size."
Greg: "damn"
by signature January 07, 2008
 
4.
A way to indirectly ask a male the size of thier penis.
John: Hey, Tim, what's your shoe size?
Max: 10 1/2. Why?
John: Oh.. no reason.... >_>

Max is really saying his penis is 10 1/2 inches
by fthmdg April 08, 2006