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derp helmet

In the context of the internet and online slang, "derp helmet" or "need a helmet" often implies that someone is acting foolishly or making a mistake, and is a rude way of saying someone needs to be more cautious or thoughtful.
Kelso! Put on the derp helmet! What's a derp helmet? It's In the context of the internet and online slang, "derp helmet" or "need a helmet" often implies that someone is acting foolishly or making a mistake, and is a rude way of saying someone needs to be more cautious or thoughtful.
by B-rizzle February 17, 2025
mugGet the derp helmetmug.

Derp helmet

A piece of protective head gear that police place on self destructive detainees to prevent self injury.
"Aw jeeze, she's banging her head in the back of my cruiser. We gotta put her in a derp helmet!"
by Wendigo45 November 5, 2025
mugGet the Derp helmetmug.

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