What does the word paling mean?

Usage examples for paling

  1. With his arms thrown up, the palms against the paling, he slid down in a heap on the ground. – An Outcast of the Islands by Joseph Conrad
  2. Vesuvius was grim and black; a pillar of dark smoke mounted slowly from its summit, and stretched across the paling sky like a banner floating defiantly from some tall citadel. – Naples Past and Present by Arthur H. Norway