What does the word rubble mean?

Usage examples for rubble

  1. For a moment Hunt saw again the struggling body of the injured man at the edge of the fallen rubble. – The Heart of Canyon Pass by Thomas K. Holmes
  2. There goeth two poledengas to a denga, six dengaes to an altine, and twenty- three altines and two dengaes to a rubble. – The Discovery of Muscovy etc. by Richard Hakluyt
  3. Rubble littered the smooth width of the runway. – Rich Living by Michael Cathal