A popular catch-phrase from the television show The Simpsons. It is a road safety motto, and rhymes. A very appropriate phrase to graffiti on books, school desks ect. Also a piece of poetry that can be used to impress an english teacher.
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.