Jigger-Mast : The fourth mast, although ships with four or more masts were uncommon, or the aft most mast where it is smallest on vessels of less than four masts
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}