Top definition
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.
by Kommandant November 25, 2009
Mug icon

Donkey Punch Plush

10" high plush doll.

Buy the plush
2
Another way of saying duh.
Stacey: I ordered the food, it will be here in 10 minutes.
Louise: okay when will it be here?
Stacey:herpderpderpderpdurrrr.
by TheObieOne May 10, 2010
Mug icon

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the shirt
3
the answer for every physics problem according to idiot hipsters that think they are so cool
Q: What is the force of gravity?
A: herp-derp
Teacher: you're a moron
Mug icon

Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

Buy the plush
4
Something idiots say. Usually it is supposed to indicate stupidity in somebody else, but the person saying it is usually the dumb one.
by Turbo_Phoenix April 26, 2011
Mug icon

Golden Shower Plush

He's warmer than you think.

Buy the plush
6
Alex: I'm bored. Herpderp.
by SOMEONE WHO IS MIPPIN March 23, 2011
Mug icon

Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

Buy the plush