Basically means stop fucking aroundwith the shit that isn’t worth your time energy or effort it can refer to multiple things such as drug usage, casual sex, speed dating or otherwise anything that is meaningless and useless to one’s growth.
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".