from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Nautical A raised covering over a small hatchway.
  • n. Offensive Slang An institution for the mentally ill.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Alternative form of booby-hatch.

from the GNU version of the Collaborative International Dictionary of English

  • n. an insane asylum.
  • n. See under Booby, Buttery, etc.

from The Century Dictionary and Cyclopedia

  • n. Nautical, a wooden framework with sashes and a sliding cover, used in merchant vessels to cover the afterhatch.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. pejorative terms for an insane asylum


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  • Aboard ship, a booby hatch is a sliding cover or hatch that must be pushed away to allow access or passage.

    December 10, 2007