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.
by GIVEmEEEEEEEEthePower June 11, 2011
Get the derp mug.
by D. J. M. November 13, 2011
"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
by ferral penguin June 27, 2011
by Cpt.Bob October 17, 2003