To cover or coat with powder, especially cosmetic powder.
From 'be-' plus 'powder,' from Old French 'poudre' via Latin 'pulvis' (dust). Means to dust or cover thickly with powdered substance.
In the 17th and 18th centuries, wealthy women would be 'bepowdered' in white lead powder as a fashion statement—literally turning their faces into pale masks, which tells us a lot about beauty standards changing over time.
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