A word or behaviour with a French origin or which has French connotations to it, like ordering French fries at posh restaurants instead of plain old chips.
This funny sounding word “Jouissance” has an old Frenchish origin to it, as if English words describing the same sort of thing were not good enough for you, and you had to go all Francophile over it.
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.