qoy qoyi Share definition Flag (Noun) An honorary title, literally "blood of my blood" in dothraki. Used to describe someone (unrelated to you) who is as close to you as a blood relative. Qoy qoyi, please grab me a beer from the fridge. qoy qoyi by burntHam February 7, 2014 0 0 Get merch Get the qoy qoyi mug. Buy Now — $32.95 See more merch