brazen

Brazen or rather copper swords seem to have been next introduced; these in process of time, workmen learned to harden by the addition of some other metal or mineral, which rendered them almost equal in temper to iron.

And now the Trumpets terribly from far, / With rattling Clangor, rouze the sleepy War. / The Souldiers Shouts succeed the Brazen Sounds, / And Heav'n, from Pole to Pole, the Noise rebounds.

The giant [[Goliath] was thus conquered by the youth [David]; the man-at-arms by the unarmed; the stone of the shepherd pierced the brazen defences of the warrior.

She was brazen enough to deny stealing the handbag even though she was caught on closed-circuit television doing so.