Superstar is a term used to describe an extremely famous and successful performer or athlete.
The word "superstar" combines "super" (meaning above or beyond) and "star" (a famous performer).
In modern usage, "superstar" can refer to:
1. A top-tier celebrity in entertainment industry
2. An exceptionally talented athlete
3. Someone who excels in their field (e.g. business superstar)
4. A term of endearment for someone special