What is the meaning of rubbing?

noun

• The resistance encountered when one body is moved in contact with another.
  • synonyms: friction
• Representation consisting of a copy (as of an engraving) made by laying paper over something and rubbing it with charcoal.
• Effort expended in moving one object over another with pressure.
  • synonyms: friction, detrition

verb

• Move over something with pressure.
  • usage: "rub my hands"; "rub oil into her skin"
  • synonyms: rub
• Cause friction.
  • usage: "my sweater scratches"
  • synonyms: rub, fray, fret, chafe, scratch
• Scrape or rub as if to relieve itching.
  • usage: "Don't scratch your insect bites"
  • synonyms: rub, scratch, itch