1. One of the many sounds that retards make.

2. The sound you might make when imitating someone that just did something retarded (see #1).

3. What you might call someone that just did something really stupid.
*Joe and Tom play some random FPS, split-screen*

*Tom throws a grenade at his own feet, killing himself*

(#2) Joe: Durp Durp! Look at you trying to run, good job retard.

-OR-

(#3) Joe: Tom, you are such a friggin' Durp Durp...
by joes_pizza November 24, 2008
Get the Durp Durp mug.
When someone completely fucks up, so mas say this, imitating a retarded personn
"You come home and see your friend missing a hand, and next to him is a cheese-grater. On the other side of him is a pile of shredded flesh. You may then say 'Nice job, DURP DURP!' "
by Caelocanth March 22, 2010
Get the Durp Durp mug.
Made by me and my friend Kenneth 2 years ago.(origin)his neice Miya always used 2 say durp durp all the time,we didnt think notin of it,until one night we made a concoction and decided 2 name it Durp Durp!!!!!we mixed sprite,tequila,kool-aid mix,tang(4 sum reason),barcardi,and,grey goose,and apple juice! Also U Can Use A Bit of Vanilla Extract!
1st Guy:Man im Bored of this lame shit,Got any thing good 2 drink??

2nd Guy:aight,my boy Freddy Invented This Shit Called Durp Durp!!!!U Gotta Taste This shit!!!
by FreddyC August 11, 2006
Get the Durp Durp mug.
Durp Durp when someone act stupid or say or does stupid shit. Or just really retarded. They are a Durp Durp.
Deonte rode my bike to a bar chain it up near all the homeless people. When he came out it was stolen. What was he thinking, he wasnt he is a Durp Durp
by FyahAblaze618 January 3, 2020
Get the Durp Durp mug.
The sound Mandy makes instead of or in place of actual words.
I wanna Durp Durp
by Rnichole January 23, 2018
Get the Durp Durp mug.