by DerpYou February 07, 2010

A1: "Wow. This dude was derping a ton during his jog!"
B1: "I'm pretty sure that's asthma."
A2: "Wow. This dude was derping a ton during his jog!"
B2: "I'm pretty sure he was an idiot."
B1: "I'm pretty sure that's asthma."
A2: "Wow. This dude was derping a ton during his jog!"
B2: "I'm pretty sure he was an idiot."
by mmmmmmmmmmmmmmmmmh December 03, 2020

A word utterred when one screws up. origin: Matt Stone and Trey Parker in BASEketball. Used as an interjection.
(Imagine a scene where a guy is sniffing a girl's underwear, only to discover it is her mom's) DERP!
by Broc March 06, 2004

by Kat the Scalie December 03, 2020

1: The word that describes a particularly retarded face: A retarded smile, and the eyes pointing in different directions.
2: A word merely used as filler
2: A word merely used as filler
1: Used in a picture (let's use the megaman image just for the hell of it), derp is the quintessential word for itself. 'Nuff said.
2: Person 1: "So... I'm bored"
*5 minutes later*
Person 1: "Derp..."
Person 2: "Yeah"
2: Person 1: "So... I'm bored"
*5 minutes later*
Person 1: "Derp..."
Person 2: "Yeah"
by aliatos August 24, 2009

Melinda: I made a character named Aaron Brancher. He's going to be a rancher!
Friend: God, Melinda. You're such a derp.
Friend: God, Melinda. You're such a derp.
by camille is black June 12, 2011
