1.Definition: a person who participates in or is skilled at some game

Related Noun(s):participant

Category: People

2.Definition: a theatrical performer

Related Noun(s):actor, histrion, role player, thespian

Category: People

3.Definition: someone who plays a musical instrument (as a profession)

Related Noun(s):instrumentalist, musician

Category: People

4.Definition: someone who takes part in an activity

"He was a major player in setting up the corporation"

Related Noun(s):participant

Category: People