What is the meaning of mundane?

adjective

• Found in the ordinary course of events."a placid everyday scene"; "it was a routine day"; "there's nothing quite like a real... Train conductor to add color to a quotidian commute- Anita Diamant
  • synonyms: everyday, quotidian, routine, unremarkable, workaday
• Concerned with the world or worldly matters.
  • usage: "mundane affairs"; "he developed an immense terrestrial practicality"
  • synonyms: terrestrial
• Belonging to this earth or world; not ideal or heavenly.
  • usage: "not a fairy palace; yet a mundane wonder of unimagined kind"; "so terrene a being as himself"
  • synonyms: terrene