look up any word, like fleek:
 
120.
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."
by voda May 19, 2005
 
121.
'the derp' aka derpes aka derp is a slang variation of the word herpes
"I gave that bitch the derp"
"Yeah thats why I didnt touch it, i didnt want derpes"
by glocc February 08, 2005
 
122.
a stoner or a retard
Goll that guy is such a derp!
by Robb May 21, 2003