What is the meaning of shut?

verb

• Move so that an opening or passage is obstructed; make shut.
  • usage: "Close the door"; "shut the window"
  • synonyms: close
• Become closed.
  • usage: "The windows closed with a loud bang"
  • synonyms: close
• Prevent from entering; shut out.
  • usage: "The trees were shutting out all sunlight"; "This policy excludes people who have a criminal record from entering the country"
  • synonyms: exclude, keep out, shut out

adjective

• Not open.
  • usage: "the door slammed shut"
  • synonyms: unopen, closed
• Used especially of mouth or eyes.
  • usage: "he sat quietly with closed eyes"; "his eyes were shut against the sunlight"
  • synonyms: closed