1 definition by The Ho Basher
Fat Ass Syndrome - A serious medical condition whereby a woman's (or in rare cases a man's) ass is unproportionally large as compared to the rest of their body. This affliction has four levels of severity - mild, moderate, severe and uncontrollable. Generally this is a congenital and unreversible condition that cannot be cured via healthly eating and exercise.
Alan immediately backed out of his wedding when he noticed his fiancee was showing early signs of FAS.
by The Ho Basher October 23, 2007