jewel block
- a block at the end of a yard or gaff for supporting a signal or ensign halyard.
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Origin of jewel block
First recorded in 1760–70
Also called dasher block.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dasher block
Historical Examples of dasher block
I suppose Nelson will order him to our fore-yard-arm as a jewel-block.
The Wing-and-WingJ. Fenimore Cooper
There it hung, like a jewel-block, and every sign of life was soon taken away.
Afloat And AshoreJames Fenimore Cooper