“Being a derp” refers to acting in a silly, foolish, awkward, or clumsy manner. It is a form of internet slang used to describe a momentary lapse in intelligence or coordination, often characterized by a “derp face”—a blank, cross-eyed, or slack-jawed expression.
BoredPanda.com- Oleksandra Kyryliuk and Ilona Baliunaite’
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