a heavy block of iron or steel on which hot metals are shaped by hammering
"The blacksmith placed the glowing red horseshoe on the anvil to begin shaping it with his hammer."
A heavy iron block used in the blacksmithing trade as a surface upon which metal can be struck and shaped.
"The blacksmith placed the glowing horseshoe on the anvil to hammer it into shape."
To fashion on an anvil (often used figuratively).
"The coach felt like a forge hammering the young quarterback into a tougher player during those brutal summer practices."