Plural of Charleston; either multiple instances of the Charleston dance or plural references to Charleston, the capital city of South Carolina.
From Charleston, originally named after King Charles II of England. As the dance emerged in the 1920s in Charleston, South Carolina, it took the city's name. The plural simply adds -s to indicate multiple examples.
The Charleston dance became so wildly popular during the Jazz Age that it sparked moral panic among parents—some cities actually tried to ban it because it was considered too wild and immodest!
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