Definitions by the derps

derp 

a noise that you make when you don't know what else to say

Sarah: Hey herp derp
Yaara: Derp nerp herp
Sarah: i know...
Yaara: derp.

Person 1: i just stepped in poop
Person 2: you're a derp
Person 1: yerp

derp by the derps May 18, 2011