Definition, Meaning & Synonyms
fall-off-the-roof
idiom
/fɔːl ɒf ðə ruːf/

Definition
To experience a sudden and significant decrease in level, quality, or status.

Examples
- The company’s profits seemed to fall off the roof after the new competitor entered the market.
- Attendance at the concert fell off the roof once the opening act started.
- Her enthusiasm for the project fell off the roof after several setbacks.

Meaning
This phrase is often used to describe a dramatic or unexpected drop, particularly in performance, attendance, or other quantitative measures.

Synonyms
- plummet
- drop drastically
- collapse