Top Definition
the theory that hot girls only travel in groups of other hot girls. and, if you see a good looking girl alone, stay away. there is something VERY wrong with her.
-Dude, why do all the hottest girls hang out together?
-Don't you know group theory?
#girls #together #hot #social #group
by D burner March 18, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.