rooftop

noun

1. (formal)The area atop a roof.

   “In love, however, women are brave. How many clamber over rooftops of houses and palaces, and are still doing it, when their lovers await them!”

   “Why do you think the rooftop of their apartment building is called "tar beach"? (Answers may vary.)”

   “Riding the District west of Hammersmith, you immediately know something exciting is coming up, because at Ravenscourt Park you are level with the rooftops.”

   “Its old town rises out of the Aegean Sea towards a clifftop Venetian castle in a jumble of white-washed narrow streets, flat rooftops and balconies that provide a perfect, obstacle-filled arena for parkour.”

2. The top layer of a roof; the material covering or composing a roof.

   “The house itself was a mound of red baked bricks and a tin rooftop.”