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What does UM stand for?

UM stands for Underground Mine

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

  • Military and Government
  • Science, medicine, engineering, etc.

See other definitions of UM

Other Resources:
We have 16 other meanings of UM in our Acronym Attic

Samples in periodicals archive:

North American Palladium (NAP) reports a 22 per cent quarterly production increase at their Lac des Iles underground mine near Thunder Bay.
This activity aims to better determine the location and extent of underground mine workings, in addition to evaluating the potential to mine remnant gold mineralization as part of an open-pit mining operation.