performance Copy link Outline I. Act of discharging1. functio2. exsĕcūtioII. An exhibition of a dramatic kind; expr. by verb • performance: I. Act of discharging: 1. functio: the p. of a task, muneris f., Cic. Verr. 3, 6, 15. Also, perfunctio (to the end): id. 2. exsĕcūtio: Tac.: Plin. (Oftener expr. by verb: a promise is one thing and p. another, *aliud est promittere; aliud promissa praestare: on account of the faithful p. of duty, *ob munus diligenter fideliterque peractum: v. to perform.) II. An exhibition of a dramatic kind; expr. by verb: during the p., dum fabula agitur: there will be a p., agetur fabula. v. to perform.