One entry found for topsail.
Main Entry: top·sail
Pronunciation: täp-sl, -sl
Variant(s): also top·s'l /-sl/
Function: noun 1: the sail next above the lowermost sail on a mast in a square-rigged ship 2: the sail set above and sometimes on the gaff in a fore-and-aft rigged ship
[topsail illustration]