a largess , donative given by the emperor to each soldier of the army, at his accession or majority, or other extraordinary occasion (v. congiarium, II.), Suet.Calig. 46; id. Galb. 16; Tac.H. 1, 18; 37 fin. al.; opp. congiarium, Plin.Pan. 25, 2; Tac.A. 12, 41; Suet.Ner. 7 al.—Adj., Inscr. Grut. 421, 1.