go through the roof

1. Reach new or unexpected heights, as in After the war, food prices went through the roof . [ Colloquial ; first half of 1900s]

2. 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]

Example Sentences

The Conservative MP claimed the approach would "see our reliance on Chinese imports - a country which is 60% powered by coal - go through the roof".

From BBC

Fueled by an explosion of interest in A.I., the Silicon Valley company said last May that it expected its chip sales to go through the roof.

From New York Times

"My anxiety levels go through the roof," she says.

From BBC

“Over the last few days, we have had so many difficult conversations with families who have already booked flights for the future, that will now see the costs go through the roof,” Mr. Faulkner said.

From New York Times

There’s just too much material out there to compensate everyone who contributed to making their system work and to making their valuation go through the roof.

From Los Angeles Times

Related Words

• accelerate
• advance
• ascend
• build
• climb
• double
• expand
• go up
• improve
• lift
• move up
• multiply
• pick up
• raise
• soar
• swell