Something idiots say. Usually it is supposed to indicate stupidity in somebody else, but the person saying it is usually the dumb one.
by Turbo_Phoenix May 17, 2011
Get the herp derp mug.A saying, spoken out loud, while acting as a slow or mentally challenged person when someone makes an incorrect action or is unwillingly blind to something obvious.
by Pink Clay doh April 6, 2010
Get the Erpa Derp mug.by Werty27 May 12, 2011
Get the Purple Derp mug.by mmmmmhm October 19, 2010
Get the Herp Derp mug.Is a word that describes a particularly retarded face: A retarded smile, and the eyes pointing in different directions aswell as a wierd fraze such as...Derpdy
Normal person: "Hey, whats up?"
Connor White: "Derp herpa flerp merp der gerp"
Normal person: "Speak normal you derpy dick"
Connor White: "DERPPPPPPPP"
Normal Person: "Calm down"
Connor White:"wa"
Connor White: "Derp herpa flerp merp der gerp"
Normal person: "Speak normal you derpy dick"
Connor White: "DERPPPPPPPP"
Normal Person: "Calm down"
Connor White:"wa"
by Hammond511 July 31, 2012
Get the Derp mug.The act of failing epicly at something, especially when you forget exactly what the heck your doing in the wrong room of the house
Bob:"I just had a total herpty derp moment there."
Jim:"Wat?"
Bob:"I forgot what the hell I was doing there."
Jim:"oh."
Bob:"DERP"
Jim:"Wat?"
Bob:"I forgot what the hell I was doing there."
Jim:"oh."
Bob:"DERP"
by PatrickFails139 July 2, 2014
Get the herpty derp mug.by Kadish_W January 5, 2019
Get the Dire Derp mug.