Can be used as a noun or adjective. In El Salvador, can be used as way to describe to someone who looks or dresses with expensive clothes and is boastful. Usually used in a negative way for someone who feels like they are superior.
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".