Did you know that powder bathrooms are often called "powder rooms" because they were traditionally used by women to touch up their makeup, hence the term "powder"?
Why Powder Bathrooms Are Often Called "Powder Rooms"?
In the past, women would excuse themselves from social gatherings to freshen up their faces, and these small, private bathrooms became known as powder rooms.
Over time, the term has stuck and is still commonly used today to refer to small guest bathrooms without shower or bathing facilities.