When a gay person has not yet had gay sex; the gay equivilent of virginity.
"Billy has been out for a year and he finally lost his gayginity."
by Mary V May 25, 2005
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When a gay person loses their virginity through their rectum.

i.e. When Sam got analy abused in an alley.
Remember when i took that guys gayginity in that alley, he screamed like a little girl.
by anti-oli soiety April 29, 2007
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