out of the blue

English

Etymology

Short for out of the blue sky, likening an unexpected event to lightning or rain coming suddenly from a cloudless sky.

Pronunciation

  • IPA(key): /aʊt ɒv ðə bluː/
  • Audio (General Australian):(file)

Prepositional phrase

out of the blue

  1. (idiomatic) Unexpectedly; without warning or preparation.
    After I hadn’t heard from her in six months, she called me out of the blue to meet for lunch.
    I really can't understand how something like this could simply pop up out of the blue.
    • 2004, Stephen Hume, A Stain Upon the Sea: West Coast Salmon Farming, →ISBN, page 210:
      I deckhanded on a fish boat for four years and knew no fisherman likes to be called out of the blue and have his numbers demanded!
    • 2011 January 19, Jonathan Stevenson, “Leeds 1 - 3 Arsenal”, in BBC[1]:
      Just as it appeared Arsenal had taken the sting out of the tie, Johnson produced a moment of outrageous quality, thundering a bullet of a left foot shot out of the blue and into the top left-hand corner of Wojciech Szczesny's net with the Pole grasping at thin air.

Translations

See also