Derp 

A derp is a dumbass. Someone who always has a stupid look on their face. Also someone who never contributes anything of worth to anything ever. A worthless piece of shit.

Used in a sentence:

"That kid is a derp!"

Derp by KingoftheDerpssss March 5, 2012

Derp 

To have a retarded face, or expression causing others to find it funny, creepy or just plain stupid.

Ex. 1 Jennifer Lawrence is the queen of derp because of the faces she makes.

Ex. 2 "I'm bored."
"Me too."
*Awkward silence.*
"Derp."
"Yeah..."

Ex. 3 Jennifer Lawrence Queen of Derp trended on Twitter worldwide. (FACT)

Derp by Swim-on-and-on-and-on.... October 3, 2012

Derp 

The vocal sound to describe a act of dumb, or a view/image of dumb, seen as a meme, and used on image boards(websites unlisted for certain reasons).

derp!

Derp by Crausy December 31, 2010

derp 

An incurable disease, at least until the introduction of Duck Sauce's "Barbra Streisand" with a combination of yelling "Unf Unf Unf" between two mirrors.
Kindoflike Bloody Mary three times, but this one actually works. 50% of the time.

It is known to afflict a certain Jason Liu's face constantly (See "Jason Liu" for more information)

Commonly associated with "Herp"

DocMo: "Hi what's your name?"
Jason: "Derp"
DocMo: "Barbra Streisand"
Kenja: "UNFUNFUNF"

derp by kendaninjabinja May 25, 2011

Derp 

A person who may catch you while you're doing something that you're not supposed to be doing.

Look out! It's a derp! RUN

Derp by MSTJ September 27, 2010

DERP 

Derp- a caption used on silly pictures such as memes.

A word to say after saying something stupid, or derpy.
A word meaning stupid.

Me: "Did u know that butter is a vegtable!?!"
Hater: "No it not you derp!"
Me: "oh, ok"

DERP by TheAllyDerp March 19, 2014

Derp 

See also herp:

Derp is a word that can replace anything in a sentence. It is somewhat of an everyword, such as fuck. Derp is most commonly used in le rage comics.

"Yo Derphina"
"Lets go to the herp n Derp"
"you look so derpy"

Derp by Zombies<3 October 23, 2011