res judicata

res ju·di·ca·ta  (rz jd-kät, rs) also res ad·ju·di·ca·ta (-j-)

n.

An adjudicated issue that cannot be relitigated.

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[Latin rs idicta, thing decided : rs, thing + idicta, feminine past participle of idicre, to judge.]

Thesaurus

Noun

1.

res judicata - a matter already settled in court; cannot be raised again res adjudicata matter, topic, issue, subject - some situation or event that is thought about; "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"