wolf spider 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.
any of a family (Lycosidae) of active hunting spiders that are wanderers, living in the ground and not building webs
wolf spider definition by American Heritage Dictionary
Any of various spiders of the family Lycosidae that stalk prey on the ground and do not spin webs, especially a common small species (Lycosa tarentula) of southern Europe found on beaches and in woods.