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useful - definition and synonyms


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adjective useful pronunciation in British English /ˈjuːsf(ə)l/
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  1. 1
    helpful for doing or achieving something
    Here’s some useful information about travel in Canada.
    a useful tool/technique/gadget
    Her book is a useful contribution to our understanding of how Mozart worked.
    useful to: I was useful to them because I could speak French.
    useful for: That basket would be useful for picnics.
    useful for doing something: Old pictures are useful for seeing how people used to dress.
    useful (for someone) to do something: Thanks. It’s useful to know that.
    Would it be useful for you to ask us some questions?
    prove useful: Keep a record of everything that might prove useful.
  2. 2
    British informal good, or skilful
    a useful player


a meal served in the evening which consists of foods traditionally eaten at breakfast

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a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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