[Sag.it.tar.i.us] n [L (gen. Sagittarii), lit., archer, fr. sagitta] 1: a southern zodiacal constellation pictured as a centaur shooting an arrow and containing the point in the sky where the center of the Milky Way galaxy is located
2. a: the 9th sign of the zodiac in astrology b: one born under the sign of Sagittarius