The Collaborative International Dictionary of English v.0.48:

Braze \Braze\, v. i. [imp. & p. p. Brazed; p. pr. & vb. n.
   Brazing.] [F. braser to solder, fr. Icel. brasa to harden
   by fire. Cf. Brass.]
   1. To solder with hard solder, esp. with an alloy of copper
      and zinc; as, to braze the seams of a copper pipe.
      [1913 Webster]

   2. To harden. "Now I am brazes to it." --Shak.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Braze \Braze\, v. t. [AS. br[ae]sian, fr. br[ae]s brass. See
   Brass.]
   To cover or ornament with brass. --Chapman.
   [1913 Webster]

WordNet (r) 3.0 (2006):

braze
    v 1: solder together by using hard solder with a high melting
         point