See also: sallyport

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Noun edit

sally port (plural sally ports)

  1. An opening into or entry to a fortification, usually arched, to enable a sally; a postern.
    • 1969, Mario Puzo, The Godfather, page 104:
      And so usually a trusted caporegime would be sent out to rent a secret apartment and fill it with mattresses. That apartment would be used as a sally port into the city when an offensive was mounted.
  2. An entryway controlled by two doors or gates, each of which must be closed before the other can open.

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