From WordNet (r) 2.0 (August 2003) [wn]:
blacksmith
n : a smith who forges and shapes iron with a hammer and anvil
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Blacksmith \Black"smith`\, n. [Black (in allusion to the color
of the metal) + smith. Cf. Whitesmith.]
1. A smith who works in iron with a forge, and makes iron
utensils, horseshoes, etc.
[1913 Webster]
The blacksmith may forge what he pleases. --Howell.
[1913 Webster]
2. (Zool.) A fish of the Pacific coast ({Chromis
punctipinnis}, or Heliastes punctipinnis), of a blackish
color.
[1913 Webster] Black snake