Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

complain

 
 
/kəmˈpleɪn/ verb [I]

Definition

to say that something is wrong or that you are annoyed about something: Lots of people have complained about the noise. [+ that] He's always complaining that nobody listens to him.
(Definition of complain verb from the Cambridge Learner's Dictionary © Cambridge University Press)

Word of the Day

come rain or shine

whatever happens

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