through the roof
- (idiomatic) At a very high level.
- Fuel prices have gone through the roof since last Fall.
- Fuel prices are through the roof this Winter.
1954, Farm Journal, volume 78, page 18:
- Soybean meal prices have gone through the roof — they're over $100 a ton, back to war-time levels — because of heavy exports and a short 1953 crop.
2011 October 23, Tom Fordyce, “2011 Rugby World Cup final: New Zealand 8-7 France”, in BBC Sport:
- With 16 minutes left on the clock and the tension climbing through the roof, Trinh-Duc tried his luck with a penalty from just inside halfway only to push it wide, but the unthinkable now seemed a real possibility.
2014, Kwame Owusu-Baafi, Through the Eyes of the Spirit, page 136:
- His heartbeat increased in intensity, his hormones went through the roof, and his mind became woozy.
2011, Kaleda Carthran, Looking Through the Mirrors of Me: The Life of Kaleda Carthran:
- That computer was high priced, and the interest was through the roof, but we got it!
2012, David Millar, Racing Through the Dark: Crash. Burn. Coming Clean. Coming Back.:
- My numbers were through the roof, and I was beating records held by some of the most successful cyclists.
2015, Linda Newbery, Andie's Moon: The Historical House:
- I looked in some estate agents' today – the prices are through the roof.
at a very high level