"par for the course"의 정의 및 의미

What is the origin of the idiom "par for the course" and when to use it?

The idiom "par for the course" has its origin in golf, where "par" represents the standard number of strokes that an expert golfer is expected to take to complete a specific hole or the entire course. Figuratively, this expression is used to describe a situation or outcome that is typical, usual, or expected based on prior experience.