'Player' definitions:

Definition of 'player'

From: WordNet
noun
A person who participates in or is skilled at some game [syn: player, participant]
noun
Someone who plays a musical instrument (as a profession) [syn: musician, instrumentalist, player]
noun
A theatrical performer [syn: actor, histrion, player, thespian, role player]
noun
A person who pursues a number of different social and sexual partners simultaneously
noun
An important participant (as in a business deal); "he was a major player in setting up the corporation"

Definition of 'Player'

From: GCIDE
  • Player \Play"er\, n.
  • 1. One who plays, or amuses himself; one without serious aims; an idler; a trifler. --Shak. [1913 Webster]
  • 2. One who plays any game. [1913 Webster]
  • 3. A dramatic actor. --Shak. [1913 Webster]
  • 4. One who plays on an instrument of music. "A cunning player on a harp." --1 Sam. xvi. 16. [1913 Webster]
  • 5. A gamester; a gambler. [1913 Webster]

Synonyms of 'player'

From: Moby Thesaurus