To change the spelling of a word and wiidefine its definition in order to relate it to the Nintendo Wii. Examples include wiilationship, wii-kend and wii-stracted.
I'll wiispell the word retard and call Dave a wii-tard after he wiifenestrated his controler.
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".