A person who is addicted to concussive shock. Grunts in ecstasy (unnhhhh) as s/he hits the top of each bump with a resounding "WHAP! Uungh! Sssnnt'' Usually followed by ecstatic writhing of the body.
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".