: a process for producing metal shot or powders by dropping molten metal (such as lead) through small openings from a height (as in a shot tower) so that the metal forms spherical drops in the descent that are received in water or other liquid
2
: an operation in a process of producing wrought iron in which molten pig iron is poured into a ladle of molten slag at a temperature below the freezing point of the iron so that small globules of iron are formed, the slag absorbs the gases, and on cooling a porous ball of wrought iron forms compare puddling