1. Attended with much bloodshed; bloody; murderous; as, a sanguinary war, contest, or battle. We may not propagate religion by wars, or by sanguinary persecutions to force consciences. (bacon)
2. Bloodthirsty; cruel; eager to shed blood. Passion . . . Makes us brutal and sanguinary. (Broome)
Origin: L. Sanguinarius, fr. Sanguis blood: cf. F.sanguinaire.
(Science: botany) The yarrow.
Origin: L. Herba sanguinaria an herb that stanches blood: cf. F. Sanguinaire. See Sanguinary.