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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.

As soon as the quoin is free, the 2d Captain takes hold of it with both hands and withdraws the quoin to the full extent; handspikemen "raise" or "lower" the gun slowly and steadily.

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

The piece of wood between the cheeks or brackets which, with the intervention of the quoin, supports the breech of the gun.

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

Here we saw a flat stone supposed to have been the quoin of a fallen cromlech, and to have been used for sacrificial purposes.

From From John O'Groats to Land's End by Naylor, Robert

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

If the carriage is fitted with a quoin, handspikemen standing between the handspikes and the side of the ship, place their handspikes on the steps of the carriage and raise the breech.

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