sullage

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Silt deposited by a current of water.
• noun Waste materials or sewage; refuse.

from The Century Dictionary.

• noun That which defiles.
• noun Drainage; sewage.
• noun In founding, the scoria which rises to the surface of the molten metal in the ladle, and is held back when pouring to prevent porous and rough easting.
• noun Silt and mud deposited by water.

from the GNU version of the Collaborative International Dictionary of English.

• noun obsolete Drainage of filth; filth collected from the street or highway; sewage.
• noun obsolete That which sullies or defiles.
• noun (Founding) The scoria on the surface of molten metal in the ladle.
• noun (Hydraul. Engin.) Silt; mud deposited by water.
• noun (Founding) the sprue of a casting. See Sprue, n., 1 (b).

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The liquid discharges from kitchens, wash basins, toilets etc; sewage
• noun silt or sediment deposited from flowing water.
• noun That which sullies or defiles.
• noun metallurgy The scoria on the surface of molten metal in the ladle.