Customer: I'd like a cup of coffee Waiter: What sort of coffee, sir?
Customer: Eh?
Waiter: I mean, we have cappuccino, mocchaccino, mac-
Customer: No dude, just a plain old cup o joe
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".