What is the meaning of skim?

noun

• A thin layer covering the surface of a liquid.
  • usage: "there was a thin skim of oil on the water"
• Reading or glancing through quickly.
  • synonyms: skimming

verb

• Travel on the surface of water.
  • synonyms: plane
• Move or pass swiftly and lightly over the surface of.
  • synonyms: skim over
• Examine hastily.
  • usage: "She scanned the newspaper headlines while waiting for the taxi"
  • synonyms: scan, rake, glance over, run down
• Cause to skip over a surface.
  • usage: "Skip a stone across the pond"
  • synonyms: skip, skitter
• Coat (a liquid) with a layer.
• Remove from the surface.
  • usage: "skim cream from the surface of milk"
  • synonyms: skim off, cream off, cream
• Read superficially.
  • synonyms: skim over

adjective

• Used of milk and milk products from which the cream has been removed.
  • usage: "yogurt made with skim milk"; "she can drink skimmed milk but should avoid butter"
  • synonyms: skimmed