UNDECIDED Meaning of UNDECIDED in English undecided BrE AmE ˌʌn di ˈsaɪd ɪd ◂ -də-, -əd ▷ undecided|ly li▷ undecided|ness nəs nɪs Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012