Slot 7 : The opening between the jib and the mainsail. Wind passing through this opening increases the pressure difference across the sides of the mainsail, helping to move the boat forward
Brethrencoast, Glossary of Nautical Terms - Talk like a pirate, Sylvan Dell Publishing, USA 2000. Brethren of the Coast is a non-profit site which was created solely for those interested in 'Piracy of Old' on the high seas. It is NOT associated with any organization or reinactment group by the same name. This just me personal website on the subject. http://brethrencoast.com/Glossary.html, (Mrtm - Amer) {574}