What is the definition of Gallery Weapon?

A 'gallery weapon' is basically a fancy art exhibition where the only thing that's being displayed isn't your artwork but a collection of terrifying, disturbing, or shocking images meant to shock and unsettle the audience. It's like a museum on steroids, but with less curatorial finesse and more graphic content.

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Here's an edgy example sentence: "The gallery weapon of choice for the modern-day creep is the 'creepy cat' print, because who doesn't find a good ol' fashioned feline stare on their skin unsettling?"