ball hawk

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun baseball an outfielder who is particularly good at defense, especially one who is particularly good at fielding fly balls.
• noun sports In team ball games, a player who is particular good at catching or getting possession of the ball.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a team athlete who is skilled at stealing or catching the ball