A stack of paperback books.
paperback definition by Webster's New World
a book bound in paper instead of cloth, leather, etc.
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- paperbacked adjective
paperback definition by American Heritage Dictionary
A book having a flexible paper binding.
- paˈper·backˌ, paˈper·backedˌ adjective