In football, when the defender gets mowed over by the offensive player into the end zone. Taken from a play in the 80's where Bo Jackson ran over Brian Bosworth while going into the end zone.
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.