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What's the XM stand for in things like..?

The XM2010 and XM16E1? I doubt it stands for Xylophone Muncher, so what does it stand for? Or is it just a military designation or something?

3 Answers

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  • Wraeth
    Lv 7
    8 years ago
    Favorite Answer

    Experimental Model

    Source(s): US Army Scout Armorer
  • 8 years ago

    Experimental Model

    Usually it's something that is either in development, testing, or hasn't been formally adopted yet.

    M on its own is also (usually) model.

  • 8 years ago

    experimental model

    xxx

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