noun
definition
The largest (or only) sail on a sailing vessel.
Examples of mainsail in a Sentence
Approximately 3.50 meters long with a mainsail, while the Pico has an option of having a jib fitted.
After a while the reefed mainsail was set, but adding that sail just made the motion more uncomfortable.
The ship on the right has a larger, broader mainsail, less high than the mainsail on the first ship.
Simon and Laurie undid the ropes and we motored off jetty then switched off and hoisted the mainsail and Genoa (foresail ).
We furled the mainsail, got the dagger board down, and we tacked.
Hi, I'm a novice sailor and have had difficulty raising the mainsail while underway on a solo sail.
Down came the mainsail.
Among the three that stay in the deeper water is V.Ships, at this stage sailing with a reefed mainsail.
A 55 foot pole has been obtained from Sweden for use as a mast and two 30 foot poles for mainsail and topsail yards.