Clear my browser history means, as it sounds the act of clearing ones browser history usually with the motive of not wanting anyone to see what was on your computer e.x. porn.
Mom: honey can i use your computer
U: sure one second U: (thinks to self) gotta clear my browser history nobody but me can see that Texas style gang-bang porno.
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".