The Collaborative International Dictionary of English v.0.48:

Garget \Garget\, n. [OE. garget, gargate, throat, OF. gargate.
   Cf. Gorge. The etymol. of senses 2, 3, & 4 is not certain.]
   1. The throat. [Obs.] --Chaucer.
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   2. A diseased condition of the udders of cows, etc., arising
      from an inflammation of the mammary glands.
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   3. A distemper in hogs, indicated by staggering and loss of
      appetite. --Youatt.
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   4. (Bot.) See Poke.
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The Collaborative International Dictionary of English v.0.48:

Poke \Poke\, n. (Bot.)
   A large North American herb of the genus Phytolacca
   (Phytolacca decandra), bearing dark purple juicy berries;
   -- called also garget, pigeon berry, pocan, and
   pokeweed. The root and berries have emetic and purgative
   properties, and are used in medicine. The young shoots are
   sometimes eaten as a substitute for asparagus, and the
   berries are said to be used in Europe to color wine.
   [1913 Webster]

WordNet (r) 3.0 (2006):

garget
    n 1: tall coarse perennial American herb having small white
         flowers followed by blackish-red berries on long drooping
         racemes; young fleshy stems are edible; berries and root
         are poisonous [syn: poke, pigeon berry, garget,
         scoke, Phytolacca americana]