To do or try something in a sneakly way, to avoid attracting attention or suspicion, or being caught in the act of doing or trying it; without others knowing or being aware of it.
He surreptitiously left the room.
She surreptitiously ran away from her boyrfriend.
They surreptitiously smuggledthe goods through.
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".