A usually legitimate grievance against a particular person. The offending person either is unaware of the grievance or has been studiously avoiding acknowledging it - usually the latter - and will probably never acknowledge that this is a real, legitimate complaint.
I've got a bone to pick with you. You really violated my personal boundariesyesterday, and that wasn't cool.
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.