1-Stop Dictionary Reference

Undermine

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition

v. To weaken by wearing away a base or foundation: Water has undermined the stone foundations.

v. To weaken, injure, or impair, often by degrees or imperceptibly; sap: Late hours can undermine one's health.

v. To dig a mine or tunnel beneath.

the GNU version of the Collaborative International Dictionary of English

v. 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.

v. Fig.: To remove the foundation or support of by clandestine means; to ruin in an underhand way.

The Century Dictionary and Cyclopedia

To form a mine under; sap; render unstable by digging or wearing away the foundation of; make an excavation beneath, especially for the purpose of causing to fall, or of blowing up: as, to undermine a wall; a river undermines its banks.

Figuratively, to subvert by removing clandestinely the foundation of; injure by invisible, secret, or dishonorable means.

To injure, weaken, or destroy insidiously or indirectly; wear away; wear out; sap.

n. Same as mine, 2 .

n. A cave.

WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

v. destroy property or hinder normal operations

v. hollow out as if making a cave or opening

Antonym

undergird

Verb Form

undermined undermines undermining

Cross Reference

weaken

Synonym

Words with the same meaning

sap