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fill in

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phrasal verb
Word Forms
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present tense
I/you/we/theyfill in
he/she/itfills in
present participlefilling in
past tensefilled in
past participlefilled in
Other entries for this word

Related dictionary definitions

  1. 1
    [transitive] to add information such as your name or address in the empty spaces on an official document

    Please fill in your name and address in the space provided.

    I spent over two hours filling in the application form.

    Fill in the missing words.

    fill in the blanks (=to give or learn information that is needed in order to understand something properly):

    We know roughly how the system works, but Brian is here to fill in the blanks.

    Thesaurus entry for this meaning of fill in
  2. 2
    [transitive] same as fill1 (sense 3)

    The stream is now partly filled in with weeds.

  3. 3
    [transitive] fill someone in informal to give someone details about something

    My secretary will fill you in on the details.

    Thesaurus entry for this meaning of fill in
  4. 4
    [intransitive] to do someone's job for them while they are away
    fill in for:

    I'm filling in for the receptionist at the moment.

    Thesaurus entry for this meaning of fill in

This is the American English definition of fill in. View British English definition of fill in.

Change your default dictionary and thesaurus to British English.

 
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