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Definitions

quoin

[koin, kwoin] / kɔɪn, kwɔɪn /
NOUN
keystone
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Knock away the quoin, entirely;" he said to the captain of the gun, when he had got the range; "now mind her when she lifts, forward; keep the ship steady, Sir—fire!"

From The Water-Witch or, the Skimmer of the Seas by Cooper, James Fenimore

The Handspikemen, if there is a quoin, free the quoin and lower the breech, the 2d Captain handling the quoin.

From Ordnance Instructions for the United States Navy. 1866. Fourth edition. by United States. Navy Dept. Bureau of Ordnance

In great-gun exercise, the order which prepares for adjusting the quoin.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

When the inner or thick end of the quoin is fair with the end of the bed in place, the gun is level in the carriage; or horizontal, when the ship is upright.

From Ordnance Instructions for the United States Navy. 1866. Fourth edition. by United States. Navy Dept. Bureau of Ordnance

If one quoin was not enough to secure proper depression, a block or a second quoin was placed below the first.

From Artillery Through the Ages A Short Illustrated History of Cannon, Emphasizing Types Used in America by Manucy, Albert