What is the definition of Warrant Project?

A 'warrant project' is like a superhero's secret mission that's so ridiculously outlandish, the superhero's own warrant file becomes a baffling mystery. It's essentially a project that's so outrageously bizarre, it needs a special permission slip just to get off the ground – metaphorically speaking.

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Now, here's an edgy example sentence: "The 'warrant project' to build a giant pizza factory that would serve slices to every alien in the galaxy was so ludicrous, even the aliens started whispering 'FBI!'"