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Meaning of lugsail

lug•sail

Pronunciation: (lug'sāl"Naut.lug's&schwal), [key]
— n. Naut.
  1. a quadrilateral sail bent upon a yard that crosses the mast obliquely. See diag. underAlso called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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