Wienervention Share definition Flag v. The act of replacing a friend or loved one's "mystery meat" hot dog with a healthier wiener. Joe used to eat mystery meat but switched to a healthier hot dog after we held a wienervention. Wienervention by DictionaryofUrban May 6, 2014 0 0 Get merch Get the Wienervention mug. Buy Now — $32.95 See more merch