World Vegetarian Day 2023 falls on October 1. The observance of the World Vegetarian Day 2023 promotes vegetarianism and why people should adopt it. As we observe World Vegetarian Day 2023, here are memes and funny posts shared by netizens on World Vegetarian Day. World Vegetarian Day 2023 Funny Memes: Hilarious Jokes and Images That Every Vegetarian Will Find Relatable!.