1. Worthless people
   - trash 
2. A film of impurities or vegetation that can form on the surface of a liquid

1. Remove the scum from

Derived forms: scums, scummed, scumming

See also: scummy

Type of: film, get rid of, rabble, ragtag, ragtag and bobtail, remove, riffraff

Encyclopedia: Scum

• spun sugar
• spun yarn
• spunk
• spunky
• spur
• spur blight
• spur gear
• spur track
• spur wheel
• spur-of-the-moment
• spurge
• spurge family
• spurge laurel
• spurge nettle
• spurion
• spurious
• spurious correlation
• spurious wing
• spuriously
• spuriousness
• spurn
• spurned
• spurner
• spurred gentian
• spurrey