roof

noun

The exterior surface and its supporting structures on the top of a building.

noun

The upper exterior surface of a dwelling as a symbol of the home itself.

noun

The top covering of something.

noun

The upper surface of an anatomical structure, especially one having a vaulted inner structure.

noun

The highest point or limit; the summit or ceiling.

transitive verb

To furnish with a roof or cover.

idiom

(go through the roof) To grow, intensify, or rise to an enormous, often unexpected degree.

idiom

(go through the roof) To become extremely angry.

idiom

(raise the roof) To be extremely noisy and boisterous.