to happen in a particular way, or to have a particular result, especially one that is unexpected.
The weather turned out to be better than we expected.
A: How was the movie? B: It turned out to be really funny!
At first, I thought the exam would be very difficult, but it turned out to be quite easy.
Common mistake
✗The film turned out boring.
✓The film turned out to be boring. / The film turned out boring (informal).
Most naturally 'turn out TO BE + adjective', or 'turn out + that-clause'.
Tell it apart
It turned out to be a great day.
proved to be
A huge crowd turned out for the match.
showed up / attended
Use 'turn out' when talking about the final result of a situation, often after not knowing what would happen.'Turn out' is about the result; 'find out' is about learning something.
to gather or come together in public, especially for a demonstration or protest, often to express support or opposition to a cause.
Thousands of citizens turned out to protest against the new legislation.
A: Did you see how many people turned out for the climate march yesterday? B: Yeah, it was impressive—way more than last year.
In recent years, more young people have turned out to demonstrate for climate action, reflecting a growing sense of social responsibility.
Common mistake
✗Thousands turned out for protest.
✓Thousands turned out to protest.
'Turn out TO + verb', or 'turn out FOR + the event' (the march, the rally).
Tell it apart
Huge crowds turned out for the rally.
showed up / attended
It turned out to be peaceful.
proved to be — sense
'Turn out' in this sense is commonly used in news reports and formal discussions about public demonstrations. It is neutral in register, but contextually implies collective action for a cause, not just casual attendance.Unlike the B2 sense 'attend an event', this sense specifically refers to people assembling in public for a protest, rally, or demonstration, often with a political or social purpose.