The Collaborative International Dictionary of English v.0.48:

Hog \Hog\ (h[o^]g), n. [Prob. akin to E. hack to cut, and
   meaning orig., a castrated boar; cf. also W. hwch swine, sow,
   Armor. houc'h, hoc'h. Cf. Haggis, Hogget, and
   Hoggerel.]
   1. (Zool.) A quadruped of the genus Sus, and allied genera
      of Suid[ae]; esp., the domesticated varieties of Sus
      scrofa, kept for their fat and meat, called,
      respectively, lard and pork; swine; porker;
      specifically, a castrated boar; a barrow.
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   Note: The domestic hogs of Siam, China, and parts of Southern
         Europe, are thought to have been derived from Sus
         Indicus.
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   2. A mean, filthy, or gluttonous fellow. [Low.]
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   3. A young sheep that has not been shorn. [Eng.]
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   4. (Naut.) A rough, flat scrubbing broom for scrubbing a
      ship's bottom under water. --Totten.
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   5. (Paper Manuf.) A device for mixing and stirring the pulp
      of which paper is made.
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   Bush hog, Ground hog, etc.. See under Bush, Ground,
      etc.

   Hog caterpillar (Zool.), the larva of the green grapevine
      sphinx; -- so called because the head and first three
      segments are much smaller than those behind them, so as to
      make a resemblance to a hog's snout. See Hawk moth.

   Hog cholera, an epidemic contagious fever of swine,
      attended by liquid, fetid, diarrhea, and by the appearance
      on the skin and mucous membrane of spots and patches of a
      scarlet, purple, or black color. It is fatal in from one
      to six days, or ends in a slow, uncertain recovery. --Law
      (Farmer's Veter. Adviser.)

   Hog deer (Zool.), the axis deer.

   Hog gum (Bot.), West Indian tree (Symphonia globulifera),
      yielding an aromatic gum.

   Hog of wool, the trade name for the fleece or wool of sheep
      of the second year.

   Hog peanut (Bot.), a kind of earth pea.

   Hog plum (Bot.), a tropical tree, of the genus Spondias
      (Spondias lutea), with fruit somewhat resembling plums,
      but chiefly eaten by hogs. It is found in the West Indies.


   Hog's bean (Bot.), the plant henbane.

   Hog's bread.(Bot.) See Sow bread.

   Hog's fennel. (Bot.) See under Fennel.

   Mexican hog (Zool.), the peccary.

   Water hog. (Zool.) See Capybara.
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The Collaborative International Dictionary of English v.0.48:

Bush \Bush\ (b[.u]sh), n. [OE. bosch, busch, buysch, bosk, busk;
   akin to D. bosch, OHG. busc, G. busch, Icel. b[=u]skr,
   b[=u]ski, Dan. busk, Sw. buske, and also to LL. boscus,
   buscus, Pr. bosc, It. bosco, Sp. & Pg. bosque, F. bois, OF.
   bos. Whether the LL. or G. form is the original is uncertain;
   if the LL., it is perh. from the same source as E. box a
   case. Cf. Ambush, Boscage, Bouquet, Box a case.]
   1. A thicket, or place abounding in trees or shrubs; a wild
      forest.
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   Note: This was the original sense of the word, as in the
         Dutch bosch, a wood, and was so used by Chaucer. In
         this sense it is extensively used in the British
         colonies, especially at the Cape of Good Hope, and also
         in Australia and Canada; as, to live or settle in the
         bush.
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   2. A shrub; esp., a shrub with branches rising from or near
      the root; a thick shrub or a cluster of shrubs.
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            To bind a bush of thorns among sweet-smelling
            flowers.                              --Gascoigne.
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   3. A shrub cut off, or a shrublike branch of a tree; as,
      bushes to support pea vines.
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   4. A shrub or branch, properly, a branch of ivy (as sacred to
      Bacchus), hung out at vintners' doors, or as a tavern
      sign; hence, a tavern sign, and symbolically, the tavern
      itself.
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            If it be true that good wine needs no bush, 't is
            true that a good play needs no epilogue. --Shak.
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   5. (Hunting) The tail, or brush, of a fox.
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   To beat about the bush, to approach anything in a
      round-about manner, instead of coming directly to it; -- a
      metaphor taken from hunting.

   Bush bean (Bot.), a variety of bean which is low and
      requires no support (Phaseolus vulgaris, variety nanus).
      See Bean, 1.

   Bush buck, or Bush goat (Zool.), a beautiful South
      African antelope (Tragelaphus sylvaticus); -- so called
      because found mainly in wooden localities. The name is
      also applied to other species.

   Bush cat (Zool.), the serval. See Serval.

   Bush chat (Zool.), a bird of the genus Pratincola, of the
      Thrush family.

   Bush dog. (Zool.) See Potto.

   Bush hammer. See Bushhammer in the Vocabulary.

   Bush harrow (Agric.) See under Harrow.

   Bush hog (Zool.), a South African wild hog
      (Potamoch[oe]rus Africanus); -- called also bush pig,
      and water hog.

   Bush master (Zool.), a venomous snake (Lachesis mutus) of
      Guinea; -- called also surucucu.

   Bush pea (Bot.), a variety of pea that needs to be bushed.


   Bush shrike (Zool.), a bird of the genus Thamnophilus,
      and allied genera; -- called also batarg. Many species
      inhabit tropical America.

   Bush tit (Zool.), a small bird of the genus Psaltriparus,
      allied to the titmouse. Psaltriparus minimus inhabits
      California.
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