Origin: Germanic Old English prefix
Forestay has 4 different meanings across 1 category:
an adjustable stay from the foremast to the deck or bowsprit; controls the bending of the mast
A stay that extends from the top of the foremast to the bow or bowsprit of a sailing ship
To stay beforehand; secure or fasten with or as with a forestay.
To stay, delay, postpone, or hinder beforehand; forestall; prevent.