A gay person, who may or may not be out, and actively works against the interests of the LBGT community. Like an Uncle Tom for the gays, he will go along with the conservative right wing rather than growing a pair and standing up for himself and others like him. Exhibiting high self deception, he's acting overly anti-gay to avert suspicion that he is gay. Often applied to a politician.

When you eat dirt for the first time and leave your family to build a shack in the woods