Any sail extended on a stay.
a fore-and-aft sail set on a stay (as between two masts)
a fore-and-aft sail since it can take the wind from both sides of the sail, as opposed to the square sail
or Stays'l - A triangular fore-and-aft sail carried on a stay (rather than a yard).
a piece of cloth that has one or two sides attached to a stay , that is, one of the ropes or wires that helps hold the mast in place
a small sail set inside or below another sail
A light, undressed, triangular sail of flax canvas or cotton, which may be set in three ways; from the bowsprit to the topmast head over the jib, from the stem head to topmast over the foresail, and as a spinnaker for running before the wind. In this latter case the sail is set up and down the mast with the tack tackle hooked to an eye at the bottom of the mast case.
A sail that is set on a stay, and not on a yard or a mast.
A small sail flown between the mast and the inner forestay.
A sail whose luff is attached to a forestay.
On a cutter this is the sail located between the jib and the main sail
Properly, any fore-and-aft sail of triangular shape - excepting jibs - spread from a stay. Staysails are named for the stay on which they are secured.
A small third sail (on my boat) between the foresail or jib and the mainsail.
A triangular sail similar to the jib, set on a stay forward of the mast and aft of the headstay.
A triangular sail attached along one side of a stay. The forward staysail is called a jib. (See sail illustration.)
A staysail is a fore-and-aft rigged sail whose luff is affixed to a stay running forward (and most often but not always downwards) from a mast to the deck, the bowsprit or to another mast.