From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( n.) 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): ( n.) To mend; to patch up.

(3): ( n.) anything which unites or cements.

(4): ( n.) A metal or metallic alloy used when melted for uniting adjacent metallic edges or surfaces; a metallic cement.

Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]

( דֶּבֶק , Debek, from דָּבִק , to stick) , Welding of metal ( Isaiah 41:7). The same Heb. word likewise denotes a "Joint " of a coat of mail (1 Kings 23:24;  2 Chronicles 18:33).