blue screen

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English[edit]

Alternative forms[edit]

Etymology[edit]

A compound of blue + screen, from the historical film-making technique of using blue backgrounds.

Noun[edit]

blue screen (plural blue screens)

  1. (film) The filmmaking technique of shooting foreground action against an evenly-lit monochromatic background for the purpose of removing the background from the scene and replacing it with a different image or scene.
  2. (film) The visual effect resulting from this technique as well as the colored screen itself, especially blue.
  3. (computing) Short for blue screen of death.

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