file - definition and synonyms

noun [countable] 

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  1. 1
    a set of papers, documents, or records that you keep because they contain information
    keep/hold a file on something/someone:

    The company keeps personal files on all its employees.

    file on:

    The police file on this particular case has now been closed.

    on file (=kept in a file):

    We have all your details on file.

    1. a.
      computing a set of information on a computer

      First, you have to create a new file.

      I’ve forgotten the name of the file.

  2. 3
    a line of people walking or standing behind each other