·noun Silt; mud deposited by water.
II. Sullage ·noun That which sullies or defiles.
III. Sullage ·noun The scoria on the surface of molten metal in the ladle.
IV. Sullage ·noun Drainage of filth; filth collected from the street or highway; sewage.
The deposition of mud and silt by water. ...
The Sailor's Word-Book