fin keel

noun

, Nautical.

1. a finlike projection extending downward from the keel of a sailboat, serving to prevent lateral motion and acting as additional ballast.

fin keel

noun

1. a projection from the keel of a vessel to give it additional stability

Example Sentences

Since then a succeeding owner has reverted to a sort of heavy fin-keel, but the boat has not done so well in racing as formerly.

From Project Gutenberg

The shark-bodied cutter, with her fin-keel below and her balloon above, was indeed now moving toward a position above the cruiser.

From Project Gutenberg

Her fin keel struck bottom, and her main topmast lurched and shivered as if about to come down upon our heads.

From Project Gutenberg

The deep fin-keel of the yawl barred him from crossing the shoals at the river mouth except on a twelve-foot tide.

From Project Gutenberg

The feature this year was the birth of the heavy lead fin-keel.

From Project Gutenberg