A dirty Zimmy is a person who packs away peanut butterunder the stairs like a goddamn rat and comes backs every year to eat it with their fingers. And then possibly puts it up their butt.
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.