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call on - definition and synonyms

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phrasal verb [transitive]
Word Forms
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present tense
I/you/we/theycall on
he/she/itcalls on
present participlecalling on
past tensecalled on
past participlecalled on
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  1. 1

    call on

    or

    call upon

    call on someone/something to do something to officially ask a person or organization to do something
    The human rights group has called on the U.S. to end the death penalty.
  2. 3
    call on something to decide to use something that someone can offer you
    We may need to call on professional help.
  3. 4
    call on something to produce a particular quality in yourself, especially by making a great effort
    She called on all her reserves of courage to face the ordeal ahead of her.
  4. 5
    call someone on something informal to ask someone to prove a statement they have made
  5. 6
    call on someone mainly British to visit someone, usually for a short time
    We could call on my parents if we have time.
See also main entry: call

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