Swine oat

from The Collaborative International Dictionary of English v.0.48
Swine \Swine\, n. sing. & pl. [OE. swin, AS. sw[imac]n; akin to
   OFries. & OS. swin, D. zwijn, G. schwein, OHG. sw[imac]n,
   Icel. sv[imac]n, Sw. svin, Dan. sviin, Goth. swein;
   originally a diminutive corresponding to E. sow. See {Sow},
   n.] (Zool.)
   Any animal of the hog kind, especially one of the domestical
   species. Swine secrete a large amount of subcutaneous fat,
   which, when extracted, is known as lard. The male is
   specifically called boar, the female, sow, and the young,
   pig. See {Hog}. "A great herd of swine." --Mark v. 11.
   [1913 Webster]

   {Swine grass} (Bot.), knotgrass ({Polygonum aviculare}); --
      so called because eaten by swine.

   {Swine oat} (Bot.), a kind of oat sometimes grown for swine.
      

   {Swine's cress} (Bot.), a species of cress of the genus
      {Senebiera} ({Senebiera Coronopus}).

   {Swine's head}, a dolt; a blockhead. [Obs.] --Chaucer.

   {Swine thistle} (Bot.), the sow thistle.
      [1913 Webster]
    

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