sagittary /ˈsæd͡ʒɪtəɹi/ noun3 •A mythical compound creature, resembling a centaur (half-human, half-horse) or a half-human, half-lion, often armed with a bow and arrows.And all beasts azure are armed gules, and vice versa. The Sagittary is well known as the representation of the […] — 1845 •(no longer used) A centaur, half-human and half-horse.the dreadful Sagittary / Appals our numbers — 1602 •(no longer used) An archer; by extension, a coin used in ancient Persia and Greece featuring an archer. formssagittaries