The DICT Development Group

  Jugular \Ju"gu*lar\, n. [Cf. F. jugulaire. See Jugular, a.]
     [1913 Webster]
     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.
        [1913 Webster]
  
     2. (Zool.) Any fish which has the ventral fins situated
        forward of the pectoral fins, or beneath the throat; one
        of a division of fishes (Jugulares).
        [1913 Webster]

  Jugular \Ju"gu*lar\, a. [L. jugulum the collar bone, which joins
     together the shoulders and the breast, the throat, akin to
     jungere to yoke, to join: cf. F. jugulaire. See Join.]
     [1913 Webster]
     1. (Anat.)
        (a) Of or pertaining to the throat or neck; as, the
            jugular vein.
        (b) Of or pertaining to the jugular vein; as, the jugular
            foramen.
            [1913 Webster]
  
     2. (Zool.) Having the ventral fins beneath the throat; --
        said of certain fishes.
        [1913 Webster]

  jugular
      adj 1: relating to or located in the region of the neck or
             throat; "jugular vein"
      n 1: veins in the neck that return blood from the head [syn:
           jugular vein, vena jugularis, jugular]
      2: a vital part that is vulnerable to attack; "he always goes
         for the jugular"