Bomb ketch

Ketch \Ketch\ (k[e^]ch), n. [Prob. corrupted fr. Turk.
   q[=a][imac]q : cf. F. caiche. Cf. {Ca["i]que}.] (Naut.)
   1. An almost obsolete form of sailing vessel, with a mainmast
      and a mizzenmast, -- usually from one hundred to two
      hundred and fifty tons burden.
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   2. (Naut.) In modern usage, a sailing vessel having two
      masts, with the main mast taller than the aftermost, or
      mizzen, mast.
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   {Bomb ketch}. See under {Bomb}.
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Bomb \Bomb\, n. [F. bombe bombshell, fr. L. bombus a humming or
   buzzing noise, Gr. ?.]
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   1. A great noise; a hollow sound. [Obs.]
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            A pillar of iron . . . which if you had struck,
            would make . . . a great bomb in the chamber
            beneath.                              --Bacon.
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   2. (Mil.) A shell; esp. a spherical shell, like those fired
      from mortars. See {Shell}.
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   3. A bomb ketch.
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   {Bomb chest} (Mil.), a chest filled with bombs, or only with
      gunpowder, placed under ground, to cause destruction by
      its explosion.

   {Bomb ketch}, {Bomb vessel} (Naut.), a small ketch or vessel,
      very strongly built, on which mortars are mounted to be
      used in naval bombardments; -- called also {mortar
      vessel}.

   {Bomb lance}, a lance or harpoon with an explosive head, used
      in whale fishing.

   {Volcanic bomb}, a mass of lava of a spherical or pear shape.
      "I noticed volcanic bombs." --Darwin.
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