As used to describe a person who acts like, well....like a Dumb Egotistical Retrograde Prick. Give 'em a hammer. They'll do the rest.
by mtnmedic January 8, 2014

1. Kevin was derping while playing a game
by Little Kevi god rest his soul December 4, 2020

Person A: Don't make me derp
Person B: What do you mean
Person A: Just start violently coughing at you. Derping
Person B: What do you mean
Person A: Just start violently coughing at you. Derping
by Dissentrix December 3, 2020

by Niamhwaite December 3, 2020

by Kn1fewound January 26, 2021
