Lets say that you're standing in the hallway joking with your friends when u realize ur late for class u would say something like: Yall niggaz be trippin, but on some real shit... I gotta go cause I'm about to be late.
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".