Jaybag: A terrible human being, Sightly more worthless than a Sea Slug, testicles on a Tibetan Monk or Cancerous Tumor.
G: Hey man i'm seriously Ill. Can we have a chat about me having some of your liver, since you seem to be immortal?
J: I dunno, my girlfriend might not be happy about that.
G: Your such a Jaybag.
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".