Mine \Mine\, v. t. [imp. & p. p. Mined; p. pr. & vb. n. Mining.]

1. 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.

They mined the walls. --Hayward.

Too lazy to cut down these immense trees, the spoilers . . . had mined them, and placed a quantity of gunpowder in the cavity. --Sir W. Scott.

2. To dig into, for ore or metal.

Lead veins have been traced . . . but they have not been mined. --Ure.

3. To get, as metals, out of the earth by digging.

The principal ore mined there is the bituminous cinnabar. --Ure.

Source: Webster's Revised Unabridged Dictionary (1913)