Maturity-how well you can pretend that youre better than everybody else.
Bravery-How good you can make youre self look in front of the chicks.
Hormones-The little things that run around in side of your genital area real fast until you have to say something perverted.
Penis-The thing that does all the thinking for a man and also the thing girls don't think about.....ever.
Vagina-The thing thats just there in a girl and that guys can't stop thinking about.
Breast-same as above.
Foot size-exactly what you've heard.
Sex-Not just a way of reproducing but also the bast way to get close to a girl.
Pervert-you know you are shutup.
Ok enough definitions for now until i think of some more.