slugging percentage 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 number expressing a player's average effectiveness in making extra-base hits, calculated by dividing the total number of bases (from all singles, doubles, triples, and home runs) by the number of official at bats
also slugging average
slugging percentage definition by American Heritage Dictionary
A player's total number of bases reached on hits divided by official times at bat, expressed as a three-digit decimal and used as a measure of batting power. Also called slugging average.