A growth typically located on the underside of one's testicles but always in the penile region. The growth is typically the result of many long hours of testicular abuse. In recent years, Dick Lavy has been used as an insult when referring to a particular sort of douchebag-typically a twenty-something Caucasian male. This most often refers to groups of young men who enjoy "donkey punching" or "cup checking" one another as if still in high school (or, perhaps, an ultra-douchey fraternity).
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.