misdialPronunciation: /mɪsˈdʌɪəl/Definition of misdial verb (misdials, misdialling, misdialled; US misdials, misdialing, misdialed) [no object] dial a telephone number incorrectly: callers sometimes misdial and think they’ve got through to the garage noun an act of dialling a telephone number incorrectly: BT said the number of misdials was lower than expectedmisdial in other Oxford dictionaries Definition of misdial in the US English dictionary