This term would be used for someone whom you share an apartment with. It is no longer considerate to call someone a roommate unless they are in fact using your room. But then they would be your girlfriend or boyfriend who unexpectedly just moved in. However, if you live with someone in an apartment they would be your apartmate.
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".