A not so talented human being that is actually pretty a good at only one sport but could so pull 1-2 girls. Sometimes he can appear even more attractive than what he is but he could also be a clown.
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.