buffont

noun1

1. •
   (historical) An item of neckwear (a neckerchief), usually of linen, gauze, or lace, worn around the neck and puffed out over the bosom, popular from the 1750s to 1790s.

   • A [...] white ribbon was tied round her scraggy neck, while a buffont attempted to cover her bosom as flat as a deal board, [...] — 1782