Little Donny happen to spot his naked grandmothercoming out of the shower. Her mangy muff startled him and scarred him for several months. Every time he went to wank one out it was all he could envision.
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".