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What does EFMJ stand for?

EFMJ stands for Expanding Full Metal Jacket

This definition appears somewhat frequently and is found in the following Acronym Finder categories:

  • Military and Government
  • Business, finance, etc.

Other Resources:
We have 1 other meaning of EFMJ in our Acronym Attic

Samples in periodicals archive:

However, I've yet to see anyone compare it with Federal's last attempt at the same round, called Expanding Full Metal Jacket.