Foresail
WordNet

noun


(1)   The lowest sail on the foremast of a square-rigged vessel
WiktionaryText

Noun



  1. The lowest (and usually the largest) square sail hung on the foremast
  2. A square fore-and-aft sail set on the foremast, but behind it, on a schooner or other similar vessel.
  3. A triangular sail set forward of the foremast
 
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