misdial /ˈmɪsdaɪəl/noun 1/mɪsˈdaɪəl/ verb 1forms 5 noun1 •An instance of misdialling. misdial /mɪsˈdaɪəl/ verb1 •To dial or use a keypad incorrectly, especially on a telephone.I misdialled her number and got through to a stranger. formsmisdialed · misdialled · misdialing · misdialling · misdials