Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “unnerve”


verb [T]    /ʌnˈnɜrv/
to make someone feel less confident and slightly frightened : The long silence unnerved him. unnerving    /ʌnˈnɜr·vɪŋ/ adjective It’s the way that he stares that I find so unnerving.
(Definition of unnerve verb from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of unnerve

Browse related topics

You are looking at an entry to do with Causing anxiety and worry, but you might be interested in these topics from the Anxiety and worry topic area:

Definitions of “unnerve” in other dictionaries

Word of the Day

prenuptial agreement

an official document signed by two people before they get married that says what will happen to their possessions and/or children if they divorce (= officially stop being married)

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More