Definition of undermine in English:
1.1Dig or excavate beneath (a building or fortification) so as to make it collapse.
- Within days, the French advanced into the city outskirts and undermined numerous buildings.
- The Romans also developed tunnelling for military purposes, either by breaking through behind enemy defences or by undermining fortifications to cause their collapse.
- The disaster was caused by the total collapse of his house in the Rue d' Anjou, undermined by the excavations carried out by the bank next door for its strong room.
2Damage or weaken (someone or something), especially gradually or insidiously: this could undermine years of hard work
More example sentences
- What they don't understand is that being boring limits their power and undermines their effectiveness.
- And yet, the way he handled the events that followed gradually undermined his position.
- They might have to share power and that is dangerous because it would undermine their position of power.
subvert, undercut, sabotage, threaten, weaken, compromise, diminish, reduce, impair, mar, spoil, ruin, damage, hurt, injure, cripple, sap, shake
informal drag through the mud
Words that rhyme with underminealign, assign, benign, brine, chine, cline, combine, condign, confine, consign, dine, divine, dyne, enshrine, entwine, fine, frontline, hardline, interline, intertwine, kine, Klein, line, Main, malign, mine, moline, nine, on-line, opine, outshine, pine, Rhein, Rhine, shine, shrine, sign, sine, spine, spline, stein, Strine, swine, syne, thine, tine, trine, twine, Tyne, underline, vine, whine, wine
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