Ass slaves are the bitches of the homosexual community. They usually have very strong anuses that could take such a punishment 24/7. Often seen in leather thongs being lead around by a chain, these men serve the will of a superior homosexual. It's good pay, but has a high cost on ones morals and anus.
Usually referred to as a "bitch" in the heterosexual community
Obama choose Biden because of his ability to stick a flower pot up his ass, making an excellent ass slave.