The occurance when an overweight person, generally a female chav by nature, wears a small and revealing top or jacket, exposing their large belly to others.
This chavbelly phononemon is seen as an offense in many places across the UK, particularly the Yardley area of Birmingham, where it occurs most.
Horrible brown cannabis like substance that chavs like to smoke but prefer to sell (cos its cool to sell drugs). Scientifically proven to be the sweepings from the floor of a factory that produces proper resin.