Definition of undermine

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Undermine (v. t.) 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..

Lern More About Undermine

Undermine :: Undermine (v. t.) 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..
Underwork :: Underwork (v. t.) To injure by working secretly; to destroy or overthrow by clandestine measure; to undermine.
Niagara Period :: Niagara period () A subdivision or the American Upper Silurian system, embracing the Medina, Clinton, and Niagara epoch. The rocks of the Niagara epoch, mostly limestones, are extensively distributed, and at Niagara Falls consist of about eighty feet of shale supporting a greater thickness of limestone, which is gradually undermined by the removal of the shale. See Chart of Geology..
Sap :: Sap (v. t.) To subvert by digging or wearing away; to mine; to undermine; to destroy the foundation of.
Mine :: Mine (v. t.) 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..
Demoralize :: Demoralize (v. t.) To corrupt or undermine in morals; to destroy or lessen the effect of moral principles on; to render corrupt or untrustworthy in morals, in discipline, in courage, spirit, etc.; to weaken in spirit or efficiency..
Undermine :: Undermine (v. t.) 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..
Underminer :: Underminer (n.) One who undermines.
Undergrub :: Undergrub (v. t.) To undermine.
Underdig :: Underdig (v. t.) To dig under or beneath; to undermine.
Supplantation :: Supplant (n.) To overthrow, undermine, or force away, in order to get a substitute in place of..
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