"Turn out" is an idiom that means to gather together. There was a large turn out for the town meeting.
turn the sentence into a question
Look for the person or thing performing the action in the sentence. This is usually the subject. Pay attention to the verb in the sentence and ask yourself "who" or "what" is doing the action. Sometimes the subject can be hidden or implied, so be sure to consider context and word order to determine the subject.
They were really pleased that there was a good turn-out at the meeting.
I saw them turn the corner.
"I will gesture to you when it is your turn."
I meekly waited for my turn on the computer.
I decided to turn a blind eye to my friend's behavior even though I knew it was wrong.
Please DO remember that you can use it in a sentence.
Example sentence - His first attempt at making a cheese souffle did not turn out well.
If you turn a light on when you come in, you should turn it off when you leave. I left my keys on the table.
If a wound is left untreated, it can turn to gangrene.
leaves turn colours in Autumn.