Home › Words › V › veganniversaryveganniversaryveganniversary means the anniversary of someone becoming a vegan.EtymologyBlend of vegan + anniversary.nounThe anniversary of someone becoming a vegan.e.g.“I can't think of a single dessert I love more. I made these cupcakes for my first veganniversary, and they still remain one of the most popular recipes on my website.” — 2011, Lindsay S. Nixon, The Happy Herbivore Cookbook, →ISBN:Definitions & examples from Wiktionary (CC BY-SA 3.0).