American English

Definition of sine die adverb from the Oxford Advanced American Dictionary

 

sine die

 adverb
adverb
NAmE//ˌsaɪni ˈdaɪi//
 
, NAmE//ˌsɪneɪ ˈdieɪ//
 
(from Latin) (formal) (law)
 
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without a future date being arranged The case was adjourned sine die.
See the Oxford Advanced Learner's Dictionary entry: sine die