Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a variety of softball in which the ball is pitched with an underhand motion at moderate speed in an arc that rises at least six feet above the ground
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Softball in which there are ten players to a team and legal pitches must travel in an arc from three to ten feet high.