One who has disgraced his or her
family by betraying their working-class roots by maintaining a
yuppie and often metropolitan or metrosexual lifestyle.
While attending John's family reunion, his fiancee realized that he was the pink
sheep of the family; among a sea of XXL Old
Navy t-shirts and
Cherokee-brand jeans, he wore a vertically striped Banana Republic dress shirt, collar open, carefully tucked into starched and ironed chinos.