vaginaversary
The anniversary of your sex change surgery.
Me: Hey, on Friday, I will have been post-op for a year.
A friend: Happy Vaginaversary!
A friend: Happy Vaginaversary!
vaginaversary
The day of your birth.
August 18 is my vaginaversary
vaginaversary
Point in time marking/remembering the date you got a piece of her ass.
If I remember correctly, March 16th is our 1 month vaginaversary.