The Collaborative International Dictionary of English v.0.48:

Hatch \Hatch\, n. [OE. hacche, AS. h[ae]c, cf. haca the bar of a
   door, D. hek gate, Sw. h[aum]ck coop, rack, Dan. hekke
   manger, rack. Prob. akin to E. hook, and first used of
   something made of pieces fastened together. Cf. Heck,
   Hack a frame.]
   1. A door with an opening over it; a half door, sometimes set
      with spikes on the upper edge.
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            In at the window, or else o'er the hatch. --Shak.
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   2. A frame or weir in a river, for catching fish.
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   3. A flood gate; a sluice gate. --Ainsworth.
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   4. A bedstead. [Scot.] --Sir W. Scott.
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   5. An opening in the deck of a vessel or floor of a warehouse
      which serves as a passageway or hoistway; a hatchway;
      also; a cover or door, or one of the covers used in
      closing such an opening.
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   6. (Mining) An opening into, or in search of, a mine.
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   Booby hatch, Buttery hatch, Companion hatch, etc. See
      under Booby, Buttery, etc.

   To batten down the hatches (Naut.), to lay tarpaulins over
      them, and secure them with battens.

   To be under hatches, to be confined below in a vessel; to
      be under arrest, or in slavery, distress, etc.
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The Collaborative International Dictionary of English v.0.48:

Buttery \But"ter*y\, n.; pl. Butteries. [OE. botery, botry;
   cf. LL. botaria wine vessel; also OE. botelerie, fr. F.
   bouteillerie, fr. boutellie bottle. Not derived from butter.
   See Bottle a hollow vessel, Butt a cask.]
   1. An apartment in a house where butter, milk and other
      provisions are kept.
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            All that need a cool and fresh temper, as cellars,
            pantries, and butteries, to the north. --Sir H.
                                                  Wotton.
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   2. A room in some English colleges where liquors, fruit, and
      refreshments are kept for sale to the students.
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            And the major Oxford kept the buttery bar. --E.
                                                  Hall.
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   3. A cellar in which butts of wine are kept. --Weale.
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   Buttery hatch, a half door between the buttery or kitchen
      and the hall, in old mansions, over which provisions were
      passed. --Wright.
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