derp

/dɝp/

verb

(slang) To act stupidly or foolishly / (slang) To make a stupid mistake

Don't be such a derp and make smart decisions.

意味（1）

(slang) To act stupidly or foolishly

意味（2）

(slang) To make a stupid mistake

Wait, so we're allowed to have magic items from the start? I must of derped pretty hard.

意味（3）

Also, there was a Derpy cameo in this one, but she didn't have derped eyes.