player

noun:a person who takes part in a sport or game
- She is a talented basketball player on the university team.
noun:a person who has a significant role or influence in a particular field or situation
- She is a key player in the company's negotiations with international partners.
noun:a person who plays a musical instrument
- The orchestra is looking for a skilled trumpet player.
noun:a device or software program that can play audio or video files
- He downloaded a new music player to organize his extensive song library.