Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “complain”

complain

verb [I]     /kəmˈpleɪn/
B1 to say that something is wrong or not satisfactory: Lots of people have complained about the noise. You're always complaining! [+ that] He complained that his boss was useless and he had too much work.Complaining B1 to tell someone formally that something is wrong: If the service was so bad why didn't you complain to the manager?Complaining complainingly     /kəmˈpleɪ.nɪŋ.li/ adverb "You always walk too fast for me," she said complainingly.Complaining
(Definition of complain verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of complain

Browse related topics

You are looking at an entry to do with Complaining, but you might be interested in these topics from the Expressing opposition & disapproval topic area:

Definitions of “complain” in other dictionaries

Word of the Day

crew

If you crew a boat, or crew for someone on their boat, you help to sail it.

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