A fork of Rural Dictionary
A person that acts cool when they aren't or is unnecessarily loud in a public place.
John: you see that guy over there shouting at random people and acting like he's cool? Steve: yeah, he's such a dappy
a despicable or disgusting person
A: I raped your sister... B: you Dappy cunt
A member of N-Dubz. He is cool, exiting and hillariously funny! Very sexy with his dappy hats. N-Dubz make the best music possible and, if you havent seen them in concert, your missing out!
Simply amazing. Dappy is fit!