rooftop

US /ˈru:ftɑ:p/

UK /ˈru:ftɒp/

C2
n.NounTop of a roof, e.g. of garden on a roof
They had a lovely rooftop garden at their apartment
n.NounThe top of a building, often flat and accessible.
The rooftop offers a beautiful view of the city.
n.NounAn event or activity taking place on the roof of a building.
We are having a rooftop party this weekend.

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