roof
roof
(rf, rf) noun
1.
a. The exterior surface and its supporting structures on the top of a building. b. The upper exterior surface of a dwelling as a symbol of the home itself: three generations living under one roof.
2. The top covering of something: the roof of a car.
3. The upper surface of an anatomical structure, especially one having a vaulted inner structure: the roof of the mouth.
4. The highest point or limit; the summit or ceiling: A roof on prices is needed to keep our customers happy.
verb
, transitive
roofed, roofing, roofs
To furnish or cover with or as if with a roof.
idiom.
go through the roof Slang
1.
To grow, intensify, or rise to an enormous, often unexpected degree: Operating costs went through the roof last year.
2.
To become extremely angry: When I told her about breaking the window, she went through the roof.
raise the roof
Slang
1.
To be extremely noisy and boisterous: The participants plan to dance, drink, and generally raise the roof at tonight's party.
2.
To complain loudly and bitterly: Angry tenants finally raised the roof about their noisy neighbors.
[Middle English, from Old English hrōf.]