Category:Undermine

Un`der*mine", v. t.

1. To excavate the earth beneath, or the part of, especially for the Purpose of causing to fall or be overthrown; to form a mine under; to Sap; as, to undermine a wall. A vast rock undermined from one end to the other, and a highway Running through it. Addison.

2. Fig.: To remove the foundation or support of by clandestine means; To ruin in an underhand way; as, to undermine reputation; to Undermine the constitution of the state. He should be warned who are like to undermine him. Locke.