mansionette

plural mansionettes

1. USA large and somewhat luxurious house.

   In the smaller plans of a "Mansionette near Wimbledon Park," "Semi-detached Houses," and "The Compact House built near Blackheath," we are not favoured with any scale.

   1860 July 28, The Gentleman's Magazine, page 80

   1 more example

   Trading in their battered RV and Louisiana swamplands for a sumptuous pink mansionette with swimming pool, the Malloys pull off their ruse with skill and also childish naïveté.

   2007 March 12, Alessandra Stanley, “For This Family of Pros, the Con Is Everything”, in New York Times

2. UKA flat that spans two or more floors, and often has its own entrance (i.e. not off a communal hallway).

   gone to London to work and had left her mansionette flat empty. The mansionettes stood on high ground overlooking the docks.

   2014, Eoin McNamee, Blue is the Night