stigium Save DMLBS Du Cange stigium [cf. 1 stica], (in gl.) stuffed or quilted tunic (occ. w. iron plates inserted inside the lining) used as a defensive garment, ‘jack’. a jacke, armour, ~ium, -i Levins Manip. 5. STIGIUM, Genus vestimenti. Vide Stica 1.