when something retarded but you can’t say that anymore so it’s derpy
It means that you are very silly or you aren’t serious
Nila sticks her tongue out and says derp
An extreme show of idiocy in an animal.
My dog's tongue sticks out when he sleeps.
Adjective- derpy
1. "my dog is the derpiest idiot I've ever seen!"
2. "Awww, look at that huge derp!"
To wander around, somewhat aimlessly, in the pursuit of investigating something or satiating a curiosity.
Wanna go derp around that old hotel? Let's see how many pools we can find.
Yeah, Sophie and Nora were just derping around Manchvegas. They got slushies and found this cool spice shop off Valley Street .
What are you doing? Oh, just derping around online.
Derp is Intuitive Stupidity and scroobness and usually consists with minecraft players and noobs
Well, Im A Derpy Person, So My Pixel gun 3d is KingDerp