Ορισμός και Σημασία του "[strut] {one's} stuff"

What is the origin of the idiom "strut one's stuff" and when to use it?

The idiom "strut one's stuff" likely draws its origins from the concept of "strutting," which involves walking with a proud, self-assured, and often stylish demeanor. This expression is used to describe a situation where someone proudly and confidently displays their skills, talents, or qualities.