What does the word downfall mean?

Usage examples for downfall

  1. Looking up the sloping canyon wall they could trace the downfall of this small slide for more than half the distance to the summit. – The Heart of Canyon Pass by Thomas K. Holmes
  2. If the action is dramatic, the final downfall or the final victory must follow swiftly upon the heels of conflict. – Life's Minor Collisions by Frances Warner Gertrude Warner
  3. From the moment that religion seeks assistance from philosophy her downfall is unavoidable. – The Prose Writings of Heinrich Heine by Heinrich Heine