What is the meaning of the word "gaff topsail"?

Definitions:

  1. A triangular sail that is set above the mainsail on a gaff-rigged mast. copy to clipboard NOUN
    • The gaff topsail served as a majestic canopy, shielding the deck from the relentless sun. copy to clipboard
  2. A type of sail commonly used on traditional sailing vessels, particularly those with a gaff rigging. copy to clipboard NOUN
    • The crew struggled to furl the massive gaff topsail in the gusty winds. copy to clipboard

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