Definition & Meaning of "good turn"in English

What is the origin of the idiom "good turn" and when to use it?

The origin of the idiom "good turn" is rooted in the universal human inclination towards kindness and helping others, which has been present in human societies across cultures throughout history. The phrase reflects the innate understanding that performing acts of goodwill and assistance can have a positive impact on individuals and communities. Its origin lies in the fundamental values of empathy, compassion, and the recognition that extending a helping hand without expecting anything in return is a virtuous act. It is commonly employed to acknowledge and appreciate acts of generosity, helpfulness, or selflessness.