foresail

noun Nautical.

1. the lowermost sail on a foremast.
2. the staysail or jib, set immediately forward of the mainmast of a sloop, cutter, knockabout, yawl, ketch, or dandy.

noun nautical

1. the aftermost headsail of a fore-and-aft rigged vessel
2. the lowest sail set on the foremast of a square-rigged vessel