What is the meaning of Western?

noun

• A film about life in the western United States during the period of exploration and development.
  • synonyms: horse opera
• A sandwich made from a western omelet.
  • synonyms: western sandwich

adjective

• Relating to or characteristic of the western parts of the world or the West as opposed to the eastern or oriental parts.
  • usage: "the Western world"; "Western thought"; "Western thought"
• Of or characteristic of regions of the United States west of the Mississippi River.
  • usage: "a Western ranch"
• Lying toward or situated in the west.
  • usage: "our company's western office"
• Of wind; from the west.
  • synonyms: westerly