To buff sleep, someone who is a buff sleeper. This is a term that means nothing to those who do not do it, and people who don't do so because they just do not buff sleep enough to know what it means.
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.