derpderpderpderp Share definition Flag the sound that the mythical derpasaurus will make when excited "Hey derpasaurus! Do you want to go for a walk?" "DERPDERPDERPDERPDERP! derpderpderpderp by Derpasaurus_Rex55 November 28, 2018 0 0 Get merch Get the derpderpderpderp mug. Buy Now — $32.95 See more merch
