MEANING
Used when someone suddenly understands something that they had not understood earlier.
Use it for
describing understanding that arrives after a delay; showing a clue finally making sense; marking the moment confusion clears; portraying a belated realizationMarks the moment something finally becomes clear after confusion or a delay. Writing functions: Realization / Delayed understanding. Semantic categories (by meaning): Realization / Delayed understanding. Contexts: General conversation; Creative prose.
Words that belong together
- the penny finally drops
- wait for the penny to drop
On the page
He stared at the date until the penny dropped: the letter had been written before the wedding.
When she repeated the name, the penny finally dropped.
Word forms
- Base
- the penny drops
Usage notes
Clausal idiom: the penny drops, the penny dropped, the penny has dropped. Penny stays singular; do not treat the entire clause as a base verb. Register: informal. Commonness: moderately common; especially British English (qualitative editorial estimate, informed by dictionaries/corpus).
Practice this word in a sentenceYour margin notes
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