a word used at the end of almost every sentence by anyone with a song in their heart. can also be used to express almost any feeling imaginable, so people can read your minds easily.
Fear- "Oh no! a hungry pack of flaming aligators!DERP!"
Surprise- "Ninja stars were just teleported into my intestines!DERP!"
Recovery from bad joke- "So he said 'what wife!'......a-DERP!" (rolling laughter)
Surprise- "Ninja stars were just teleported into my intestines!DERP!"
Recovery from bad joke- "So he said 'what wife!'......a-DERP!" (rolling laughter)
by Blaine December 25, 2003

by Jimy March 30, 2005

Dude I was derping so hard yesterday, I almost put Ramen Noodles in the oven with my dick!
Tryna derp?
Tryna derp?
by Kaufdaman August 8, 2010

Something your annoying friend says after you've typed something really long and important that she doesn't bother to read.
by Mysterious Mustached Wizard July 13, 2012

farmer: HEY!! WHAT DO U THINK YOU'RE DOING WITH MY PIGS!!
child: I'm raping them
farmer: STOP! THIS FARM BELIEVES IN DERP
child: I'm raping them
farmer: STOP! THIS FARM BELIEVES IN DERP
by daxtonizawesome September 11, 2011

The state of being cross-eyed and generally looking stupid, possibly with some showing of teeth for effect. Being derp can be voluntary or involuntary
by Daraghderp November 16, 2010

by NOT a derp August 7, 2010
