Both meanings date from the mid twentieth century the first slightly antedating the second.
Through the roof meaning.
To get very angry.
It probably is related to a literal roof of a house.
A covering structure of any of various parts of the body roof of the skull.
A canopy of leaves and branches.
To rise to a very high level.
To get very angry.
To rise to a very high level.
In 1946 eric hodgins in his popular novel mr.
Also to lose one s temper.
To reach extreme heights.
The top over the passenger section of a vehicle.
Origin of through the roof this expression originated in the first half of the 1900s.
To rise to a very high level.
Go through the roof meaning.
Fuel prices have gone through the roof since last fall.
Go through the roof definition.
Something suggesting a roof.
Blandings builds his dream house wrote the knapp sales curves were going through the roof.