It is the most beautiful of all the existant arts existing in this world; hell, in the universe for this sake. While most, if not all, people can do it, only some have actually mastered and have movies at their name because of this. There are many ways to do this, and they all depend on how is your mind and genitals (including ass) doing. Called vulgarly as masturbation.
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".