Missnought Share definition Flag A missnought is a person you know, you may even like them, but you won’t miss if they weren’t at the party or hanging out with you. Yeah our team leader is pretty cool but he’s a bit of a missnought. Missnought by CallumFoster February 22, 2020 0 0 Get merch Get the Missnought mug. Buy Now — $32.95 See more merch