Meaning aint shit changed. All that was before is still the same. The earliest usage of this term was by Big Boi in the Oukast song "West Savannah," written in 1993.
"Im down to stick a hoe if she got a G-Strang cuz the niggaz in da Pointe aint changed"
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".
I don't buy the schmegegge about Morty sleeping with Moira.
His version of the story was pure schmegegge.
The whole schmegegge was made up to get Liz a little bit of attention.