Fumi komi means crushing in Japanese. When someone gets crushed (Stepping on someone's foot, embarrasing someone, roasting someone,...) you yell fumi komi.
When Dave roasted Bob in a rap battle everyone yelled: "Fumi Komi!"
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".