Adverb
without a date fixed (as of an adjournment)
Source: WordNetAfter the resolution was passed, the Assembly was adjourned sine die. Source: Internet
On the second occasion too, the chair adjourned the house sine die without allowing the bills to be transacted in the council in view of the pandemonium that broke out. Source: Internet
The court had on January 28 "revived" the Aircel-Maxis cases filed by the Central Bureau of Investigation and the Enforcement Directorate against Chidambaram and his son that were earlier adjourned 'sine die'. Source: Internet