Something broken off or removed to be discarded, especially plant trimmings.
The remainder of something after removal of parts or a part.
At one time, algae were thought to be plants, but are not because they lack roots, stems and leaves.
Dregs are defined as the most worthless and most undesirable of all items, or the remnants that settle to the bottom of liquid in a container.
Dross is defined as worthless waste matter.
A colloidal dispersion of a gas in a liquid or solid medium, such as shaving cream, foam rubber, or a substance used to fight fires. A foam may be produced, especially on the surface of a liquid, by agitation or by a chemical reaction, such as fermentation.
The lowest or unrefined class of people. Often used with the.
A slurry containing very fine particulate matter.
The definition of cleanliness means the state of being free from dirt or unwanted matter.
The basest or least desirable portion:
The lowest social class; the rabble.
Foaming saliva caused by disease or great excitement
Find another word for scum. In this page you can discover 26 synonyms, antonyms, idiomatic expressions, and related words for scum, like: trash, film, impurities, residue, algae, dregs, dross, foam, froth.--v. despumate, rabble and recrement.