will contest n
a dispute or proceeding (as a trial) begun by one who objects to probate of a will on the ground that it is invalid see also no contest clause NOTE: The party who contests the will has the burden of proof, and the personal representative of the estate must defend it. Will contests must be brought within a time period prescribed by statute, and in some states are heard by a jury.
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.