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

• pretender
• pretending
• pretense
• pretension
• pretentious
• pretentiously
• pretentiousness
• preterist
• preterit
• preterite
• preterition
• preterm
• preterm baby
• preterm infant
• pretermission
• pretermit
• preternatural
• preternaturally
• pretest
• pretext
• pretor
• Pretoria
• pretorial
• pretorian
• pretorium