Common slang term used by organized families, similar organizations, and politicians that the head of the group receives 10 percent gross (traditionally a %, but could be an equivalent fixed amount similar to 10%) from any deal for leadership, direction, brokerage, and coordination of the deal. Usually referred to by one's head director, head executive, or the Number 2 guy.
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".