noun The process of working clay, loam, pulverized ore, etc., with water, to render it compact, or impervious to liquids.
noun The act of lining a canal with puddle to make it watertight.
noun The processing of pig iron (with high carbon content) by placing it into a reverberatory furnace, stirring to expose it to oxygen and create puddled iron and then (with further stirring to fully decarbonize it) wrought iron.
noun A group of mallards (ducks).
noun A behaviour in which animals like butterflies seek out moist substances to obtain nutrients.