greatroom
nounUK /ˈɡreɪt.ruːm/
US /ˈɡreɪt.ruːm/
A greatroom is one big open room in a house where people cook, eat, and relax together.
The family watched a movie in the greatroom after dinner.
OTHER MEANINGS
2. A large hall in a castle or grand house used for gatherings.
The king held a feast in the greatroom of the castle.
3. A spacious main room in a hotel or lodge where guests gather.
Guests met in the greatroom by the fireplace.
4. A big open space in a building used for events or meetings.
The school turned the old hall into a greatroom for assemblies.