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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.

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

"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

Porter's quoin is adopted for all carriages requiring quoins.

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

A third slid a quoin along the "bed" of the carriage, under the gun, to support it at the required height.

From On the Spanish Main Or, Some English forays on the Isthmus of Darien. by Masefield, John

We thus have above the girdle, thirty-three facets: 8 cross, 8 skill, 4 quoin, 8 star, 1 table, and 4 templets.

From The Chemistry, Properties and Tests of Precious Stones by Mastin, John