derpatitis

An unusually incurable disorder in which the infected derp uncontrollably and prevents them from being a functional member of society or something of that nature.

Jeeze, that person can't do anything right they must have derpatitis! -Dr. Adkins.

by The cure. >:D July 7, 2012

Derp der on the der der

Phrase used after something completely obvious is stated, usually to provoke someone.

Gary: "Did you guys know that the Alphabet Song and Twinkle, Twinkle Little Star have the same tune?!"

Stef: "Derp der on the der der!"

DJ: "Gary, sometimes I wonder why I hang out with you."

by deejinator27 May 14, 2013

resting derp face

A relaxed facial expression which perpetually holds an expression which can often be described as cute, awkward, and somewhat silly.

The word "derpy" is often used to describe such people.

Eric and Joe: Hi, Matt! :D

*Matt smiles awkwardly and gently waves as he passes them*

Eric: Aww, Matt's always so derpy all the time! I love that guy.

Joe: It's kind of his thing. He has resting derp face.

by akuwardmoments April 11, 2018

Belle Delphine

Instagram thot who cosplays and makes 12 year olds horny online. Also posts pornhub video's that don't actually show porn.

I just drank Belle delphine's bath water and i got herpes

by MotherEureka July 22, 2019

Herp derp

When two people from different cultures have an outdoor wedding and the person officiating is Jewish.

That wedding was a total herp derp.

by Jexlar January 7, 2018

Herp De Derp De Tittly Tum

A phrase originating on South park. It was used to insult Rob Schneider and his various roles. Used to express that there's just no point in explaining how ridiculous his roles are.

Rob Schneider is...Herp de derp de tittly tum.

by Kaira Pepper April 29, 2011

Derp slap

Violently thrashing your torso resulting in your arms flinging about and slapping unweary passersby. You must let the movement of your torso fling out your arm, it is not a derp slap if you move your arm yourself.

Maddie and Layne derp slapped each other in spanish class until someone got hurt.

by Zesty Pepper August 25, 2011