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1. Silt deposited by a current of water.
2. Waste materials or sewage; refuse.
[Perhaps from French souiller, to soil; see sully.]
1. filth or waste, esp sewage
2. sediment deposited by running water
[C16: perhaps from French souiller to sully; compare Old English sol mud]
refuse or waste; sewage.
[1545–55; orig. uncertain]
sullage- Waste from household sinks, showers, and baths—but not toilets; it also figuratively means filth or refuse.
See also related terms for waste.