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open switch

open switch in Technology

(IBM, probably from railways) An unresolved question, issue, or problem.
[Jargon File]

The Free On-line Dictionary of Computing, © Denis Howe 2010
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Examples from the Web for open switch
Historical Examples
  • In other words, it is the danger signal, the red light showing the open switch, and we will disregard it at our peril.

    Preventable Diseases Woods Hutchinson
  • The world called it a disaster; the official statement, an accident, an open switch; the press called it an outrage.

    Garrison's Finish W. B. M. Ferguson
  • None of the methods employed in running track circuits through switches show any protection against an open switch.

    The Invention of the Track Circuit American Railway Association
  • He should flag just the same, because a train entering the open switch too fast might turn over.

  • Mallory was for travelling slowly lest they should encounter a loose rail or an open switch, but Harvey disagreed.

    The Short Line War Samuel Merwin
  • Train 64, the Maine Special, had run through an open switch and turned turtle somewhere near Stamford.

    The Whirligig of Time Wayland Wells Williams

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