What is the meaning of throat?

noun

• The passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone.
  • synonyms: pharynx
• An opening in the vamp of a shoe at the instep.
• A passage resembling a throat in shape or function.
  • usage: "the throat of the vase"; "the throat of a chimney";
• The part of an animal's body that corresponds to a person's throat. .