The after sail in a ship or bark, being a fore-and-aft sail attached to a gaff; a spanker.
A large sail suspended from the mizen yard in light winds.
Sometimes used for the spanker, sometimes for a studdingsail-like addition to the spanker, but in either case, the aftermost sail in a ship.
a kind of sail used on some sailboats
The large sail flown from the mizzen gaff. E-H