What does the word floor mean?

Usage examples for floor

  1. " It is almost as high up here, on your back, as it would be to fall to the floor from the shelf. – The Story of a Stuffed Elephant by Laura Lee Hope
  2. Everybody fixed his eyes upon the floor and held his breath. – The Memoirs of Louis XIV., Volume 9 And His Court and of The Regency by Duc de Saint-Simon
  3. It dropped on the floor as the surgeon lifted Grace in his arms. – The New Magdalen by Wilkie Collins