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The annual recognition of the date that two people, at least one of whom is married, began their extramarital tryst.
Jack and Jill have been married for ten years, but Jill is about to celebrate her three-year adultiversary with her sancho Matt.
by Anon21412 April 07, 2014
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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