1. A historical palace: Malmaison is the name of a grand palace located in the French town of Rueil-Malmaison, near Paris. It was the residence of Empress Joséphine, the first wife of Napoleon Bonaparte, and became a symbol of imperial grandeur and elegance.
2. A type of rose: "Malmaison" is also a famous variety of rose known for its large, fragrant, and double-petaled flowers. This rose was a favorite of Empress Joséphine and was named after her residence.
Therefore, the meaning of "Malmaison" depends on the context in which it is used.