Proper Noun: A combination of Memphis (Tennessee, USA) and Africa (the well-known continent). This pejorative term is a generalization and based upon the poorer (and often dangerous) African-Americanneighborhoods which form a subset of the city.
Steve-o: Hey, I heard you were going to Tunica to gamble this weekend. Are you gonna stay there?
Truant: Although the hotels in Tunica are run-down and expensive, it beats staying in Memfrica.
The body's reaction to moving to Memphis, TN, which inevitably results in increased consumption of fried, buttered, and barbecued foods and "vegetables" such as macaroni and cheese, buttered rice, anything accompanied by a hambone, and fruit pie.
The inner-city limits of what used to be known as Memphis, Tn, where the only minority left is the three-legged cat; although the population of the three-legged cats are ever increasing, along with the rest of the used-to-be minorities of the area.
Person A: Where did you say you were from again?
Person B: Memphi--- I mean Memfrexico...
Person A: Oh yeah! That's where all the gas stations are owned by one dude, the tire shops by another, and the McDonald's burger flippers make more than the chief executives, right?