1 definition by Ranshan Gomez

Top Definition
When you celebrate being with your significant other every month. But before completing a year together, it would just be a monthiversary.
When you celebrate your 1st Anniversary on the 15th of June, July 15th would be your 13th Anni-Monthiversary because it's 12 months + 1 month.
by Ranshan Gomez October 16, 2009

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