The term "professional athlete" refers to an individual who has achieved a high level of skill and success in sports, and is paid for their performance. These individuals typically train rigorously and dedicate countless hours to perfecting their craft, with the goal of competing at the highest level possible. Professional athletes often have agents or managers who negotiate contracts on their behalf, and they may earn significant salaries or endorsement deals as a result of their success in sports. The term "professional athlete" is generally used to describe individuals who compete at the highest level of competition, such as those playing in major leagues like the NFL, MLB, NBA, or NHL.