res inter alios acta

noun

res in·​ter ali·​os acta

ˈrēz-ˈin-tər-ˈā-lē-ˌōs-ˈak-tə, ˈrās-ˈin-ter-ˈä-lē-ˌōs-ˈäk-tä

: something transacted between other parties

Note: This term is used in reference to matters not involving the same parties as those in litigation. Evidence of such matters is generally inadmissible.

Word History

Etymology

Late Latin, literally, thing done among others