0 (of a building) having a particular number of storeys (= levels):
The house is two-storeyed , with five tall windows and a central door.
The hospital was an unimposing single storeyed, lengthy corridored building.
They were not steel houses, but all kinds of permanent prefabricated houses, some two storeyed.
We do not want to see, unnecessarily, areas wholly occupied by big blocks of high storeyed flats.