Forge n.
 1. A place or establishment where iron or other metals are wrought by heating and hammering; especially, a furnace, or a shop with its furnace, etc., where iron is heated and wrought; a smithy.
    In the quick forge and working house of thought.   --Shak.
 2. The works where wrought iron is produced directly from the ore, or where iron is rendered malleable by puddling and shingling; a shingling mill.
 3. The act of beating or working iron or steel; the manufacture of metallic bodies. [Obs.]
    In the greater bodies the forge was easy.   --Bacon.
 American forge, a forge for the direct production of wrought iron, differing from the old Catalan forge mainly in using finely crushed ore and working continuously. --Raymond.
 Catalan forge. Metal. See under Catalan.
 Forge cinder, the dross or slag form a forge or bloomary.
 Forge rolls, Forge train, the train of rolls by which a bloom is converted into puddle bars.
 Forge wagon Mil., a wagon fitted up for transporting a blackmith's forge and tools.
 Portable forge, a light and compact blacksmith's forge, with bellows, etc., that may be moved from place to place.