Used primarily to describe the sounds musical instruments make. For instance, the famous adult film guitar sound would be onomatopoeiated with the words "bow chicka wow wow" because that is a rudimentary description of the sound made by the guitar.
Animal sounds, suck as meow, bow-wow, woof, moo, and so on are also examples of onomatopoeating words.
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.
Looking or experiencing something nice after witnessing something horrid like a disgusting gif or a disturbing video. Typically used as eye bleach are nice images of whatever makes the disturbed person happy.