Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: gaff topsail  gaf 'tóp,seyl
  1. A triangular fore-and-aft sail with its foot along the gaff and its luff on the topmast
    "The schooner raised its gaff topsail to catch more wind";
    - fore-and-aft topsail

Type of: fore-and-aft sail