sine die

From the Latin sine (“without”) + diē, the ablative singular of diēs (“a day”). Literally meaning "without a day".

• (UK) IPA^(key): /ˈsʌɪni ˈdʌɪiː/

sine die (not comparable)

1. Without specifying a date (for a future event); indefinitely.
   • 1860, Ellen Wood, East Lynne, Penguin 2005, p. 6:

     Years ago […] he might have retrieved his position; but he had done what most people will do in such cases—put off the evil day sine die, and gone on increasing his enormous list of debts.

   • 1979, André Brink, A Dry White Season, Vintage 1998, p. 105:

     In anticipation of Dr Hassiem's release the inquest of Mr Ngubene's death, originally scheduled for 13 April, was postponed sine die.

• adjournment sine die