Organic waste material from decomposing dead plants or animals.
Any debris or fragments of disintegrated material.
Pieces of rock broken off by ice, glacier, or erosion.
The liquid discharges from kitchens, washbasins, toilets etc; sewage.
Silt or sediment deposited from flowing water.
The scoria on the surface of molten metal in the ladle.
That which sullies or defiles.