An Alaskan nut tug is when two gays go back to back and bend down. Then proceed to put each other's balls in the opposing homos asshole, then falling face-first onto the ground while both gay men's balls are being tugged from each other's assholes.
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".