This can be used nicely or not nicely.
1. When a person actually seems nice and approves
2. By saying this, they actually mean 'No, we don't approve'
It all depends on the tone of voice
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".