1. an excavation in the earth from which ore or minerals can be extracted.
2. the site of such an excavation, with its surface buildings, elevator shafts, and equipment.
3. A deposit of ore or minerals in the earth or on its surface.
4. an abundant supply or source of something valuable: this guidebook is a mine of information.
5. A tunnel dug under an enemy emplacement to destroy it by explosives, cause it to collapse, or gain access to it for an attack.
6. an explosive device used to destroy enemy personnel, shipping, fortifications, or equipment, often placed in a concealed position and designed to be detonated by contact, proximity, or a time fuse.
7. A burrow or tunnel made by an insect, especially a corridor on a leaf made by a leaf miner.
8. to extract (ore or minerals) from the earth.
9. to dig a mine in (the earth) to obtain ore or minerals.
10. to tunnel under (the earth or a surface feature).
11. to make (a tunnel) by digging.
12. to lay explosive mines in or under.
13. to attack, damage, or destroy by underhand means; subvert.
14. to delve into and make use of; exploit: mine the archives for detailed information.
15. to excavate the earth for the purpose of extracting ore or minerals.
16. to work in a mine.
17. to dig a tunnel under the earth, especially under an enemy emplacement or fortification.
18. to lay explosive mines.
19. used to indicate the one or ones belonging to me: the green gloves are mine. If you can't find your hat, take mine.
20. archaic used instead of my before an initial vowel or the letter h.

1. an excavation from which ore or solid minerals are taken, especially one consisting of underground tunnels.
2. A passage dug toward or underneath enemy lines, which is then packed with explosives.
3. A device intended to explode when stepped upon or touched, or when approached by a ship, vehicle, or person.
4. A type of firework that explodes on the ground, shooting sparks upward.
5. the cavity made by a caterpillar while feeding inside a leaf.
6. to remove (ore) from the ground.
7. to sow mines (the explosive devices) in (an area).
8. to damage (a vehicle or ship) with a mine (an explosive device).
9. non-premodifying possessive case of I. my; belonging to me; that which belongs to me.

1. see mien.
2. A subterranean cavity or passage.
3. A pit or excavation in the earth, from which metallic ores, precious stones, coal, or other mineral substances are taken by digging; -- distinguished from the pits from which stones for architectural purposes are taken, and which are called quarries.
4. A cavity or tunnel made under a fortification or other work, for the purpose of blowing up the superstructure with some explosive agent.
5. any place where ore, metals, or precious stones are got by digging or washing the soil.
6. A rich source of wealth or other good.
7. an explosive device placed concealed in a location, on land or at sea, where an enemy vehicle or enemy personnel may pass through, having a triggering mechanism which detects people or vehicles, and which will explode and kill or maim personnel or destroy or damage vehicles. A mine placed at sea (formerly called a torpedo, see torpedo{2} (a)) is also called an marine mine and underwater mine and sometimes called a floating mine, even though it may be anchored to the floor of the sea and not actually float freely. A mine placed on land (formerly called a torpedo, see torpedo{3}), usually buried, is called a land mine.
8. belonging to me; my. used as a pronominal to me; my. used as a pronominal adjective in the predicate. also, in the old style, used attributively, instead of my, before a noun beginning with a vowel.
9. to dig a mine or pit in the earth; to get ore, metals, coal, or precious stones, out of the earth; to dig in the earth for minerals; to dig a passage or cavity under anything in order to overthrow it by explosives or otherwise.
10. to form subterraneous tunnel or hole; to form a burrow or lodge in the earth.
11. to dig away, or otherwise remove, the substratum or foundation of; to lay a mine under; to sap; to undermine; hence, to ruin or destroy by slow degrees or secret means.
12. to dig into, for ore or metal.
13. to get, as metals, out of the earth by digging.

1. of me; me; the original genitive (objective) of I. it was formerly used with some verbs where later usage requires me.
2. of me; belonging to me.
3. belonging to me: merely possessive, and construed as an adjective, preceding its noun, which may, however, be omitted.
4. like the other possessives in the independent form, mine preceded by of constitutes a double genitive of the possessor in the first person and any word understood denoting appurtenance or possession: as, a horse of mine (belonging to me); it is no fault of mine.
5. by ellipsis, the possessive mine is used (like other possessives)— to avoid repetition of the name of the thing possessed: as, your hand is stronger than mine (my hand).
6. to express generally ‘that which belongs to me,’ ‘my possession, property, or appurtenance.’
7. to dig a mine or pit in the earth, in order to obtain minerals or to make a blast for explosion, as in a military mine; work in a mine.
8. to burrow; form a lodgment by burrowing: as, the sand-martin mines to make a nest.
9. figuratively, to work in secret; work by secret or insidious means.
10. to make by digging or burrowing.
11. to dig away or otherwise remove the foundation from; undermine; sap: as, to mine the walls of a fort.
12. to dig mines under, for the reception of explosives, as in mining or engineering works, and in military and naval operations.
13. figuratively, to ruin or destroy by slow or secret methods.
14. same as mind.
15. an excavation in the earth made for the purpose of getting metals, ores, or coal.
16. Milit.: A subterraneous gallery or passage dug under the wall or rampart of a fortification, for the lodgment of a quantity of powder or other explosive to be used in blowing up the works.
17. such an excavation when charged with an explosive, or the charge of explosive used in such a mine, or sunk under water in operations of naval defense to serve a similar purpose to mines on land.
18. figuratively, an abounding source or store of anything.
19. an excavation made by an insect, as a leaf-miner
20. A mineral.
21. ore.
22. specifically, in scotch mining: the underground works of a colliery or metalliferous working.
23. A drift or roadway from the surface, either level or on the slope of the seam.
24. A mine passage in rock: usually qualified, as stone-mine, cross-cut mine, etc.

1. get from the earth by excavation
2. explosive device that explodes on contact; designed to destroy vehicles or ships or to kill or maim personnel
3. excavation in the earth from which ores and minerals are extracted
4. lay mines