catboat definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a catrigged sailboat, usually having a centerboard
catboat definition by American Heritage Dictionary
A broad-beamed sailboat carrying a single sail on a mast stepped well forward and often fitted with a centerboard.
Origin: From obsolete cat, catboat.