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.
Inserting your penis into someone's vagina or anus while they still have their underwear on, pushing the fabric into the orifice al..
1.
Slang term for vagina.
After buying Sally an expensive dinner, she allowed me to see her heynannernanner.
See pussy, cunt, vagina, vag..
