Top Definition
The language in which the ends of certain words and/or syllables are replaced with "-er" to provide an enriching and fulfilling sentence.
"Sclerper derper?"
"Actually, flerper derper skerper, indeed."
de Chrilerper 22 juillet 2006
A person who is a dumbass, schmuck etc.
That guy is such a derper, why is he listening to the backstreet boys?
de PJisJesus 15 décembre 2007
a person who cums too early; or someone who fucks it up, can be used in many different scenarios. refer to example
"Man I really derped that exam"
"He's terrible in bed, such a derper"
or just plain "you fuckin derper!"
de harry couter 21 octobre 2008
A non existent word made up by the "smartest" women in the world, shortly thereafter discredited by the smartest man in the world.
Haha yeah you derper
the combo of the Dr. and Pepper in Dr.Pepper derper
man i could use an ice cold derper
de mason1991 10 septembre 2008
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