raise the roof
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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.
tr.v. roofed, roof·ing, roofsIdioms:
To furnish with a roof or cover.
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: They raised the roof at the party.
2. To complain loudly and bitterly: Angry tenants finally raised the roof about their noisy neighbors.
[Middle English, from Old English hrōf.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.