herpy leg Share definition Flag Some who starts things with other people, and hates on everyone and everything, expescually when you have something they don't or something better than them. 1.)Omg! Look at that herpy leg! 2.) Are they being herpy legs?? herpy leg by Mia. S July 8, 2016 0 0 Get merch Get the herpy leg mug. Buy Now — $32.95 See more merch