In this sense the phrase is being used metaphorically.
Out of the roof idiom.
On examination of the room which is only seven feet high a trap door in the ceiling leading out on to the roof of the house was discovered open.
People often use this idiom to describe prices that shoot up quickly or stocks.
Definition of roofs in the idioms dictionary.
To rise to a very high level.
Go through the roof to react to something angrily.
Mom will go through the roof when she finds out we disobeyed her again.
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My anxiety level has been out the roof lately.
Last edited on jun 04 2013.
If something actually were to go through the roof of a house it would have risen very high and fast and unexpectedly as well.
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To hit the roof things a statistic or number that rises very quickly to an unpredicted incredibly high value.
To get very angry.
Related words and phrases.
This is a trap door which leads out on to the roof.
Definitions by the largest idiom dictionary.
The exterior surface and its supporting structures on the top of a building.
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Definition of roof in the idioms dictionary.
Phrase if you hit the roof or go through the roof you become very angry indeed and usually show your anger by shouting at someone.
Go through the roof definition.
What does roof expression mean.
What does roofs expression mean.
Roof idioms by the free dictionary.
Of an emotion or feeling very high.
Define go through the roof.
I can press it back and here is the roof itself sloping at a gentle angle.
An alternative definition for this idiom is to become extremely angry.
To rise to a very high level.
To hit the roof.
Definitions by the largest idiom dictionary.