A Mcbitch Ass is a person who is virtually useless to society. He is a person whose peers do not except him often because of his distinct and foul aroma and terrible work ethic. His ethnicity is inconclusive and often confuses himself, which we feel also contributes to his homosexuality.
1) Damn, when was the last time you showered McBitch Ass!!?
2) McBitch Ass: Oh, the bill was $21.95
Co-Worker: And you gave him $22 and asked for the change...you're a sloppy McBitch Ass!