A batboy at work.
batboy definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Baseball a boy or young man who serves as a general assistant during practice and around the clubhouse and retrieves bats as they are used during a game
batboy definition by American Heritage Dictionary
A boy who is employed by a baseball team to look after its equipment, especially the bats.