prep_phrase
Meaning 1
Having risen to a very high level or amount.
Definition source: English Wiktionary via Wiktextract
Usage: figuratively, idiomatic
Examples
- Fuel prices have gone through the roof since last fall.
- When I found out fuel prices are through the roof this winter, I hit the roof.
Meaning relationships
Synonyms: through the ceiling
Antonyms: through the floor