Source : Webster's Revised Unabridged Dictionary (1913)

Jugular \Ju"gu*lar\, n. [Cf. F. jugulaire. See {Jugular}, a.]
   1. (Anat.) One of the large veins which return the blood from
      the head to the heart through two chief trunks, an
      external and an internal, on each side of the neck; --
      called also the {jugular vein}.

   2. (Zo["o]l.) Any fish which has the ventral fins situated
      forward of the pectoral fins, or beneath the throat; one
      of a division of fishes ({Jugulares}).

Source : WordNet®

jugular vein
     n : veins in the neck that return blood from the head [syn: {vena
         jugularis}, {jugular}]