Used as an exclamation of dislike or distaste when one is informed that they must perform a tedious, time-consuming or difficult task. More commonly used sympathetically when others tell of tasks they dread doing soon.
Dave: Man, I gotta write a 70 page outline for my class tomorrow.
Jack: That's yucky-poo.
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.