(1):

(a.) Having the ventral fins beneath the throat; - said of certain fishes.

(2):

(a.) 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.

(3):

(a.) Any fish which has the ventral fins situated forward of the pectoral fins, or beneath the throat; one of a division of fishes (Jugulares).

(4):

(a.) Of or pertaining to the jugular vein; as, the jugular foramen.

(5):

(a.) Of or pertaining to the throat or neck; as, the jugular vein.