interested Copy link Outline I. Taking an interest inII. Having a concern withIII. Insincere, actuated by selfish motives • interested: I. Taking an interest in: ērectus; qui studio tenetur: v. interest (IV.). II. Having a concern with: Phr.: i. parties, quorum res agitur: v. interest (II.) III. Insincere, actuated by selfish motives: perh. ambĭtiōsus: i. friendships, a. [et fucosae] amicitiae, Cic. Att. 1, 18.