leeboard

American  

[lee-bawrd, -bohrd] / ˈliˌbɔrd, -ˌboʊrd /

noun

Nautical.

1. either of two broad, flat objects attached to the sides of a sailing ship amidships, the one on the lee side being lowered into the water to prevent the ship from making leeway.

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leeboard British  

/ ˈliːˌbɔːd /

noun

1. nautical one of a pair of large adjustable paddle-like boards that may be lowered along the lee side to reduce sideways drift or leeway

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Etymology

Origin of leeboard

1400–50; late Middle English: the lee side of a ship; lee, board

Example Sentences

A single leeboard was fitted and secured to the hull with a short piece of line made fast to the centerline of the boat.

From The Migrations of an American Boat Type by Chapelle, Howard I. (Howard Irving)

The leeboard, like a centre board, is of course intended to keep the canoe from sliding off when trying to beat up into the wind.

From Boy Scouts Handbook The First Edition, 1911 by Boy Scouts of America

With this arrangement the leeboard could be raised and lowered and also shifted to the lee side on each tack.

From The Migrations of an American Boat Type by Chapelle, Howard I. (Howard Irving)

The leeboard is a necessary attachment to the sailing outfit.

From Boy Scouts Handbook The First Edition, 1911 by Boy Scouts of America

While the vessel was on the starboard tack, the side kept him snug; but, when they wore her, of course he had no leeboard to keep him in.

From A Simpleton by Reade, Charles