Natterjack Share definition Flag 1. A European toad2. An insult used to describe someone who is oblivious to their surroundings WOAH look at the size of that natterjack!Do you see that person over there, what a natterjack Natterjack by smith220 November 22, 2010 0 0 Get merch Get the Natterjack mug. Buy Now — $32.95 See more merch