Sheep with bell
When idioms are built on metaphors of daily life, and those metaphors die because we no longer live as we once did, those idioms stop being understood. I've noticed of late in both online and printed publications, references to someone being "died in the wool." What they meant, of course, was the other "dye," the one related coloring cloth. Dyed in the wool means "Thoroughgoing; out-and-out: a dyed-in-the-wool populist." Dyed in the wool is almost always used in terms of politics; Kennedy was a dyed in the wool Democrat. But it can be used for other fields as well; I'm a dyed-in-the-wool Macintosh fan. The idiom is derived from the practice of dying wool that is clean, and has been combed or "carded," to remove tangles and bits of trash, but not yet spun into yarn. Wool dyed in this way tends to be more thoroughly, permanently colored.
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