a stroke of genius
idiomPart ofgenius
a stroke of genius — idiom
1. a sudden, brilliant idea or action that shows great creativity or intelligence.
1.idiom
Definition
a sudden, brilliant idea or action that shows great creativity or intelligence.
Example
Putting a small café inside the bookstore was a stroke of genius that doubled their business.
Sven's suggestion to start the meeting with a short game was a stroke of genius — everyone relaxed immediately.