| 1. | Also called fore-and-aft topsail. a jib-headed fore-and-aft sail set above a gaff. |
| 2. | a quadrilateral fore-and-aft sail set above the spanker of a bark, between the gaff of the spanker and an upper gaff. |

| gaff topsail | |
noun | |
| a triangular fore-and-aft sail with its foot along the gaff and its luff on the topmast |