go through the roof

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go through the roof

1. To react to something angrily. Mom will go through the roof when she finds out we disobeyed her—again.
2. To reach new heights. Once our neighborhood was featured in that popular show, house prices went through the roof.
See also: roof, through

go through the roof

 
1. Fig. Inf. to become very angry. She saw what had happened and went through the roof. My father went through the roof when he saw what I did to the car.
2. Fig. Inf. [for prices] to become very high. These days, prices for gasoline are going through the roof. The cost of coffee is going through the roof.
See also: roof, through

go through the roof

1. Also, hit the ceiling or roof . Lose one's temper, become very angry, as in Marge went through the roof when she heard she'd been fired. [Colloquial; first half of 1900s]
2. Reach new or unexpected heights, as in After the war, food prices went through the roof. [Colloquial; first half of 1900s]
See also: roof, through

go through the roof

or

hit the roof

COMMON
1. If the level of something goes through the roof or hits the roof, it increases by a lot very rapidly. Interest rates were going through the roof. In 1990, wool prices hit the roof. Compare with go through the ceiling.
2. If someone goes through the roof or hits the roof, they suddenly become very angry, and usually show their anger by shouting at someone. When I told my mother she went through the roof. She took one look at my hair and hit the roof. Compare with go through the ceiling. Compare with hit the ceiling.
See also: roof, through

go through (or hit) the roof

1 (of prices or figures) reach extreme or unexpected heights; become exorbitant. 2 suddenly become very angry. informal
See also: roof, through

go through the ˈroof

(informal)
1 become very angry: He went through the roof when I told him I’d lost the money.
2 (of prices, numbers) rise or increase very high very quickly: Prices have gone through the roof since the oil crisis began.
See also: roof, through

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.
See also: roof, through