sine die

 
Pronunciation: /ˌsiːneɪ ˈdiːeɪ, ˌsʌɪnɪ ˈdʌɪiː/

adverb

  • (with reference to business or proceedings that have been adjourned) with no appointed date for resumption: the case was adjourned sine die

Origin:

Latin, literally 'without a day'