Boat speak terms we use to describe our designs. this glossary was originally published in our webletters. if you have any suggestions for additions, or corrections. A chine in boating refers to a sharp change in angle in the cross section of a hull. a hull without chines has a gradually curving cross section.. Pioneer 21′ dory/sharpie : in this design a client asked for the largest and safest single handed offshore yacht that he could get on a very limited budget..