Used as describing an object of dementification: looks weird, possibly tastes strange, maybe broken, not normal.
Can possibly freak small children out.
Tim: Hey Johnny, you're new pencil is kind of dementified.
Johnny: Yeah, my bro chewed it.
Tim: Erm....
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.