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1. Herp Derp
An expression used when a person, or yourself, has done somthing extremely stupid and dopey
Person 1: Dude, I just hit my head on the door.
Person 2: HERP DERP.
2. Herp Derp
Abe Harrington!
My boyfriend, Abe, is a herp derp!
3. herp derp
Something idiots say. Usually it is supposed to indicate stupidity in somebody else, but the person saying it is usually the dumb one.
Herp derp look at this noob.
4. Herp Derp
Cole Hudson
Derpy de herp. Derpy turkey. Herp Derp
5. herp derp
A state of being ridiculously high off of marijuana so much so that you see shimmering and may hallucinate. Can be used simply to express being very high though.
Can be shortened to HD for use in code.
Are you herp derp yet?
6. Herp Derp
A phrase said by idiotic morons who think they are cooler then they actually are.
HERP DERP. I AM SO HIPSTER.
7. Herp Derp
to act in the way of sexual conduct, and to release tension in the process.
He herped her til she derped.

Go herp yourself.

He derped on her face.

They herp derped
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