1)Some one who is a either a retard or stupid looking
2) Something random to say in a awkward situation
2) Something random to say in a awkward situation
Look at that guy being a derp.
That derp is giving me eye cancer from looking at him.
Person: I'm Bi
Person 2: DERP
That derp is giving me eye cancer from looking at him.
Person: I'm Bi
Person 2: DERP
by Moosic June 10, 2016

by Nahuta April 4, 2015

by The Daleks November 1, 2021

by Retardus tacodususus August 28, 2018

used as a substitute for speech regarded as meaningless or stupid, or to comment on a foolish or stupid action. Could be used to describe a good friend named Megan who had blond and pink hair.
by BGwalchmai August 6, 2021

A derpy vagina that during intercourse will have a muscle spas and suffocate the male genitalia it is usually very painful for both party's and can also result in a early mensturl cycle
Dude, yesterday I was banging Cindy and she had a derp twad and my dick hurt so bad and she bled on me!
by Footballnick77 June 25, 2014

someone who couch surfs, is hairy and loves cats. Also probably skateboards, and smokes insanely large amounts of weed that they never pay for.
by Billymazehere1021 March 4, 2018
