square sail


noun Nautical.

a sail set beneath a horizontal yard, the normal position of which, when not trimmed to the wind, is directly athwartships.

Origin of square sail

First recorded in 1590–1600
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British Dictionary definitions for square sail

square sail


noun

nautical a rectangular or square sail set on a horizontal yard rigged more or less athwartships
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012