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posted ago by rosie ago by rosie +10 / -0

I understand what the term refers to, but I have no clue about its origins. Anyone?

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Tokens_Worth 1 point ago +1 / -0

In the military targets that are painted with infrared are not visible to the average person but when you use Night Vision Optics the target "glows"

There are other explanations.

It just means not an ally, trying to act like an ally.