| Sullage 1. (n.) Drainage of filth; filth collected from the street or highway; sewage. 2. (n.) That which sullies or defiles. 3. (n.) The scoria on the surface of molten metal in the ladle. 4. (n.) Silt; mud deposited by water. Thesaurus Entries alluvion, alluvium, ashes, brand, calx, carbon, charcoal, cinder, cinders, clinker, clinkers, coal, coals, coke, coom, deposition, deposits, diluvium, draff, dregs, dross, ember, embers, feces, froth, fume, fumes, grounds, lava, lees, loess, moraine, offscum, precipitate, precipitation, reek, scoria, scum, sediment, settlings, silt, sinter, slag, smoke, smudge, smut, soot, sublimate, sullage |