Civil Law. [a. L. fidejussor, agent-n. f. fide-jubēre, f. fidē, abl. of fides faith + jubēre to order.] One who authorizes the bail of or goes bail for another; a surety.
1539. Sc. Acts Jas. V. (1814), II. 354. Certane vtheris his collegis caucioneris & fide Jussoris.
1647. Jer. Taylor, The Liberty of Prophesying, xviii. 239. I know God might if he would have appointed Godfathers to give Answer in behalfe of the Children, and to be fidejussors for them; but we cannot find any Authority or ground that he hath.
1768. Blackstone, Comm., III. 108. They also take recognizances or stipulations of certain fidejussors in the nature of bail.
1880. Muirhead, Gaius, III. § 115.