What does the word vestibule mean?

Usage examples for vestibule

  1. Come with me into the vestibule, and get a breath of air. – Indian Summer by William D. Howells
  2. The young man stepped from the outer darkness into the lighted vestibule, and the elderly gentleman fell back with a cry. – A Terrible Secret by May Agnes Fleming
  3. In the vestibule below was a letter- box into which no letter would go, and an electric button from which no mortal finger could coax a ring. – Short Stories of Various Types by Various
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