The act of failing epicly at something, especially when you forget exactly what the heck your doing in the wrong room of the house
Bob:"I just had a total herpty derp moment there."
Jim:"Wat?"
Bob:"I forgot what the hell I was doing there."
Jim:"oh."
Bob:"DERP"
Jim:"Wat?"
Bob:"I forgot what the hell I was doing there."
Jim:"oh."
Bob:"DERP"
by PatrickFails139 July 2, 2014
 Get the herpty derpmug.
Get the herpty derpmug. When your partner is giving you a handjob but stops because there hand cramped and there to time to finish. Hi
by Themaxx64 January 21, 2018
 Get the hand derpsmug.
Get the hand derpsmug. by Tantlocker June 21, 2019
 Get the Derp eyemug.
Get the Derp eyemug. Insulting name for a Marxist expressing delusional thoughts. When your conversation with Marxists inevitably leads to purely emotional and illogical arguments, Comrad Derp has made an appearance.
Socialism will work this time, exclaimed Comrad Derp.
History, science, and mathematics mean nothing to comrad derp.
History, science, and mathematics mean nothing to comrad derp.
by MISTER WA November 19, 2021
 Get the Comrad Derpmug.
Get the Comrad Derpmug. by Orson Kart(do you get it?) July 6, 2021
 Get the sub derpmug.
Get the sub derpmug. by Kadish_W January 5, 2019
 Get the Dire Derpmug.
Get the Dire Derpmug. by THE O SO GREAT NERD February 21, 2019
 Get the meh, derpmug.
Get the meh, derpmug.