noun

• (countable) The action of the verb to wash
  "I then took a piece of dry stone, ground it fine in a mortar, and placed the powder in water, the sand particles sunk rapidly to the bottom, while the clay remained suspended, and by several washings and decantings the sand and clay could be approximately separated […]"
• (uncountable, chiefly British, New Zealand, Australia) Clothing, bedlinen or soft furnishings that have been, are currently being, or are to be washed; laundry.
  "My mother used to do the washing on a Monday"
• (countable, often in the plural) The residue after an ore, etc, has been washed
  "The washings have a higher concentration of metal"
• (stock exchange) A fraudulent transaction in which the same stock is simultaneously bought and sold for the purpose of manipulating the market.