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The day to be remembered when two woman become good friends. Often celebrated with a classy ass brunch, complete with mimosas, and a small memento gift. The day itself is usually remembered to the day, since woman can pin-point a date on a calendar of any event that happened that is important to them.
Lady1: Hey girl, what are you doing this weekend?

Lady2: Nothing else matters except having brunch with you to celebrate our womaniversary!

Lady1: Yay! Happy three-year womaniversary!
by DaeNae November 15, 2015
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