vegitaversary Share definition Flag The anniversary of the date when you decided to become a vegetarian. I just realized it's my vegitaversary - 11 years since I last ate meat. I'm going out for some soyrizo tacos to celebrate. vegitaversary by alithek March 25, 2010 0 0 Get merch Get the vegitaversary mug. Buy Now — $32.95 See more merch