LAW OF THE TRIAL

law of the trial.A legal theory or court ruling that is not objected to and is used or relied on in a trial <neither party objected to the court’s jury instruction, so it became the law of the trial>. Cf. LAW OF THE CASE. [Cases: Criminal Law  847; Trial  284. C.J.S. Trial §§ 738–739.]

[Blacks Law 8th]