HIMYMist Share definition Flag A follower of the religion HIMYMism, the religion based on the show How I Met Your Mother. There are Christians, Muslims, Jews, Hindu's, and more out there. But I'm a HIMYMist, I follow the only religion based off of a TV show! HIMYMist by Head HIMYMist October 30, 2011 0 0 Get merch Get the HIMYMist mug. Buy Now — $32.95 See more merch
