a nerd or geek in which derped.
such as when a nerdy person does something odd or wierd, a comment "d3rp" is used. Derived from 1337 (leet). and combined leet with derp to make d3rp. In my experience, d3rp the (or teh/t3h/th3) d3rp!
herp the d3rp OR h3rp th3 d3rp