Jerd Share definition Flag Noun. Someone who does something stupid, that he knows is stupid, and has been told not to do it by his wife. “Did you hear he broke his ankle hiking, even after his wife told him not to?? What a Jerd” Jerd by Dep103 September 15, 2023 0 0 Get merch Get the Jerd mug. Buy Now — $32.95 See more merch