Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “sour”

sour

verb [I or T] (BAD FEELING)    /saʊər/ US  /saʊr/
to (cause to) become unpleasant or unfriendly: Her whole attitude to life soured as a result of that experience. This affair has soured relations between the two countries.Damaging and spoilingDestroying and demolishing
(Definition of sour verb (BAD FEELING) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of sour

Definitions of “sour” in other dictionaries

Word of the Day

friendship

a situation in which two people are friends

Word of the Day

Blog

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