What is Seanniversary?
1.
A Celebratory Orgy celebrating the anniversary of a new friend being introduced into an established clique.
A group of buds have been an established clique for two or more years, and they allow a new guy in, and after a year of his inclusion, you celebrate his "Seanniversary"
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1.
When 2 people engage in anal sex, but before doing so, the giver grabs a bottle of ranch and pours it into the receiver's anus. Aft..