Any insane rambling online wall of text cited with tons of hyperlinks to web sources of dubious credibility. Quite often ending or beginning with "I have done my research!" and sometimes with idiotic attempts to make themselves sound like a credible "expert" in something.
Dear Lord! I can't believe I read this entire Derp Dissertation on "Flat Earth Theory" by this dude on Reddit! I thought it was going to be hilarious. Turns out it was just mind numbingly stupid!
by TheHappyAthiest October 3, 2015
The act of speaking stupid crazy ass shit that has absolutly no basis in common reality. What most radical political, social and religious individuals use to communicate conspiracy theories, troll trash talk or the losing side of a political or theological argument.
by Sam Sara November 21, 2013
A verb to describe the action of somebody or something that is acting in a manor that would cause somebody to think that they are mentally handicapped.
When Iryna fell on the floor and started laughing uncontrollably for absolutely no reason, Ryan and Matt mutually agreed that she was derping out.
by NotBigSurprise March 29, 2011
by lil mc chicken August 12, 2021
Mister Derp is a fail troll/baiter.
by Bobness234234 October 9, 2011
(n. pl.) - When speaking in public, you experience a sudden coughing fit - but you try to talk your way through it, leading the audience to possibly hear something you didn't actually say.
Cough Derps in action:
What you said: "And so, you can see that *cough* 'is *choke* 's *hack* 'very *chork*"
What you thought you said: "And so, you can see that this rare situation occurs in every byte."
What the audience heard: "And so, you can see that his rate of masturbation is very high."
What you said: "And so, you can see that *cough* 'is *choke* 's *hack* 'very *chork*"
What you thought you said: "And so, you can see that this rare situation occurs in every byte."
What the audience heard: "And so, you can see that his rate of masturbation is very high."
by The Real Egon Spengler October 5, 2013
Because of her randomness and general awesomeness, Jennifer Lawrence is the queen of derp.
Many tags on instagram will have a pic of JLaw making a funny/ derpy face
Many tags on instagram will have a pic of JLaw making a funny/ derpy face
by IG:_Jaanelley_ February 26, 2014