Definitions by voda

derp 

derp
v. intr.
1. to emit a foul odor, odors

n.
1. an entity of great stink, stench
2. the sounds dog makes when it farts

v. "quit derpin' around, you reek"

n. "dude, your ferret's name is derp. that's enough to kill a man, or horse for that matter."

derp by voda May 21, 2005