Levi's 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.
closefitting trousers of heavy denim, reinforced at the seams, etc. with small copper rivets
Origin: after Levi Strauss, who first made them in San Francisco (c. 1850)
Levi's definition by American Heritage Dictionary
A trademark used for denim trousers.