noun (n)

• (baseball) the person who plays the shortstop position(noun.person)

  source: wordnet30
• the fielding position of the player on a baseball team who is stationed between second and third base(noun.act)

  Synonym:
  short
  

  source: wordnet30
• The player stationed in the field bewtween the second and third bases.(noun)

  source: webster1913