speed dial

noun
🔊/ˈspiːd daɪəl/
🔊/ˈspiːd daɪəl/
[uncountable]
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  1. a feature on a phone that allows numbers to be stored so that they can be called by pressing a single key
    • on speed dial He's my best friend—I have him on speed dial.他是我最好的朋友,我让他快速拨号。