an excavation in the earth for extracting coal or other minerals

a copper mine

a type of bomb placed on or just below the surface of the ground or in the water, which detonates on contact with a person, vehicle, or ship

his jeep ran over a mine and he was killed

obtain (coal or other minerals) from a mine

the company came to the area to mine phosphate

35 million tonnes of mined coal

obtain units of (a cryptocurrency) by running a computer process to solve specific mathematical problems

if you're mining bitcoin you need to do it faster than anyone else

lay explosive mines on or just below the surface of (the ground or water)

the area was heavily mined