Erpl Share definition Flag A very specific form of typo, in which your brain gets ahead of your fingers and you transliterate the letters of a word in a creative or amusing way. "#!/usr/bin/erpl" was the original erpl. "Urban diciontary" is another example. Erpl by kwaping January 17, 2008 0 0 Get merch Get the Erpl mug. Buy Now — $32.95 See more merch