The scrapings of hides; also refuse of flax. (English, scotch, to cut; Saxon, sceadan.). We have the word in the expression, “You have scotched the snake, not killed it.”
“About half a mile from the southern outfall are two manufactories, where the refuse from the London tanneries, known as scuteh, is operated upon.” —The Times.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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