to use something, especially a quality that you have, in order to achieve something:
To call off sth
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to order a dog, or sometimes a person, to stop attacking someone or something:
To call off sth meaning & definition 1 of To call off sth.
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to decide that a planned event, especially a sports event, will not happen, or to end an activity because it is no longer useful or possible:
To call off sth meaning & definition 2 of To call off sth.
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