English-English Dictionary

Meaning of the word undermine in English

What does undermine mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

undermine

US /ˌʌn.dɚˈmaɪn/
UK /ˌʌn.dɚˈmaɪn/
"undermine" picture

Verb

1.

to make something, especially someone's confidence or authority, gradually weaker or less effective

Example:
•
The constant criticism began to undermine her confidence.
•
His rivals tried to undermine his authority.
Synonym:
weakenerodeimpairsabotagesubvert
2.

to excavate beneath the base of a wall or building so as to make it collapse

Example:
•
The engineers had to undermine the old bridge supports to replace them.
•
The heavy rains began to undermine the foundations of the house.
Synonym:
excavatedig undertunnel under
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