till doomsday

• until doomsday
• from now until doomsday

till doomsday

1. (informal) For a long time with no foreseeable end; indefinitely.
   • 1598, William Shakespeare, Love's Labour's Lost:

     I'll prove her fair, or talk till doomsday here.

   • 1932, Warner Taylor, Types and Times in the Essay, page 520:

     Anyhow, I suppose, if I try from now on till doomsday I shall never be able to speak like you.

   • 2004, David Ramm, This Business of the World, page 56:

     Dickless could take till doomsday to pick up.

   • 2015, Shane Kenna, Jeremiah O’Donovan Rossa: Unrepentant Fenian:

     A pleasant thing it would be for peoples if they could get their rights from those who lord a mastery over them by the force of prayer and petition; if I could enjoy that pleasure of believing Ireland could gain her rights by each force, I would keep praying till doomsday before I would hurt the hair of a head of English man or woman.

• when pigs fly

• “till doomsday”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “till until doomsday” in Longman Dictionary of Contemporary English, Longman.
• “till until doomsday” (US) / “till until doomsday” (UK) in Macmillan English Dictionary.
• “from now until doomsday”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.