A person hailing from the corn belt, ie Iowa, Indiana, Kansas, Nebraska, Missouri, or Illinois.
Not quite southern white trash, not quite not white trash.
A white guy pretending to be a black one. You know, the kind of guy who walks around in Puffa jackets, with afros, and then wonders why people beat him up when he goes out at night.
"Fo' shizzle, mah nizzle, what's up with you, dawg!"