Sol″der, v. t. [imp. & p. p.Soldered (?); p. pr. & vb. n.Soldering.] [Formerlysoder. See Solder, n.] 1. To unite (metallic surfaces or edges) by the intervention of a more fusible metal or metallic alloy applied when melted; to join by means of metallic cement.
2. To mend; to patch up. “To solder up a broken cause.” Hooker.