a matter adjudged; a thing judicially acted upon or decided; a thing or matter settled by agreement. Rule that a final judgment rendered by a court of competent jurisdiction on the merits is conclusive as to the rights of the parties and their privies, and, as to them, constitutes an absolute bar to a subsequent action involving the same claim, demand or cause of action., otsustatud asi, seadusjõuline kohtuotsus