Code for buying illegal drugs.

There are special toppings used to specialize what kind of drugs are being bought.

Ex. “I'm ordering pizza with extra cheese and pepperoni” really means “I'm buying drugs, mainly ecstasy and heroine.”

See pizza.

to have sex, usually multiple times.

A quote from a movie called "die hard", meaning: obviously!
Usually used in phone conversations.

What you tell a girl that doesn't like you. But you can't take a hint so you offer a pizza.