From South Park. Originally meant to be said when someone does or says something dumb. Now, said by douchebags and trolls for any reason whatsoever...or sometimes none at all.
John F Kennedy: "Do not pray for easy lives. Pray to be stronger men."

Lindon B Johnson: "Derp."
by GIVEmEEEEEEEEthePower June 11, 2011
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a stupid joke that you could see a mile away
derp de derp de derpidy derp
by jonnyg September 1, 2006
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A contagious form of right-wing rhetoric. An intellectual disease infecting the Republican Party.
After the GOP debates, every one of the candidates has been infected with derpes.
by D. J. M. November 13, 2011
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"Is 'derping' still being used? Do people even say that or is my boomer showing? If its not being used, could I change its meaning to 'scared and coughing?'"- CallMeKevin 2020
by Jim Pickens's victom December 3, 2020
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a stupid act committed by an individual which is regretted in retrospect.
passing out with your shoes off at a party is considered a MAJOR derp
by ferral penguin June 27, 2011
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A funny sounding word that is used after a dumb joke.
It's behind your ear, Derp!
by Cpt.Bob October 17, 2003
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