What is the origin of the idiom "get one's own back" and when to use it?

The idiom "get one's own back" means to retaliate or take revenge on someone who has wronged you, often in a similar manner. This expression is used when a person seeks to settle a score or redress a perceived injustice. It implies a desire for retribution or payback for a previous act. It is commonly used in informal conversations, particularly among friends or acquaintances discussing personal grievances or conflicts.