A minor angle is an angle measuring less than 180 degrees, and, under US law, a minor is someone under 18 years old. If you divide 180 by 10, you get 18, which is why it is called a minor angle.
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".