Sine die Term Sine die Meaning With no day; indefinitely adjourned without a future date being fixed for the next meeting. Context Legal maxim used in parliamentary or court proceedings. More from Legal Maxims Res Judicata Pro Veritate Accipitur Respondeat superior Rex non potest peccare Salus populi est suprema lex Sine qua non Sovereignty Status quo Suo Motu More from Legal Maxims