SINE DIE Meaning of SINE DIE in English sine die BrE AmE ˌsaɪn i ˈdaɪ iː -i; ˌsɪn i ˈdiː eɪ, -eɪ-; !!ˌsaɪn i ˈdaɪ Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012