Definition of solders:
(n) :
Any of various easily-melted alloys, commonly of tin and lead, that are used to mend, coat, or join metal objects, usually small.
(v) :
To join items together, or to coat them with solder.
(n) :
Figuratively, circumstances or emotions that strongly bond things or persons together in analogy to solder that joins metals.
(v) :
(figuratively) To join things as if with solder.