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A particularly demanding and often trendsetting member of a Gay Posse. The other members may acknowledge this person's status of leader within the group, or it may be used derisively behind their back.
Karen just got THE call from her Alpha Gay... I guess she'll be heading to his party now.

Caleb is clearly the Alpha Gay of that little group. He seems to decide what the current "IT" coktail is and he is typically the host of their parties.
by ty bachus August 10, 2007
An alpha gay is a handsome, good looking homosexual male. Both gays and women find alpha-gays very attractive.
He gets jealous of his alpha-gay boyfriend. All the girls are flirting with him.
by the1joey January 06, 2013