I.that is not owed, not due (poet. and post-class.): “non indebita posco,” I ask nothing that is not due to me, Verg. A. 6, 66: “praemia,” Ov. H. 16, 9. — Subst.: indēbĭtum , i, n., that which is not due, the performance or payment of which is not due: “solvere,” Dig. 12, 6, 65; Paul. Sent. 4, 3, 4; Gai. Inst. 3, 91 al. —Hence, adv.: indēbĭtē and indēbĭtō , without just cause, unduly (post-class.).
(α).
Form indebite, Dig. 22, 3, 5, § 4.—
(β).
Form indebito, Dig. 12, 6, 25 fin.