adverse possession: Meaning and Definition of

adverse' posses'sion

Pronunciation: [key]
— Law. Law.
  1. the open and exclusive occupation and use of someone else's real property without permission of the owner continuously for a period of years prescribed by law, thereafter giving title to the occupier-user.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.