concert (v.) Copy link • concert (v.): i. e. to agree upon (measures): consilia conferre, Ter. Heaut. 3, 1, 64: confero is found without subs.: but in both cases the meaning is strictly to confer respecting plans, not actually to arrange them: *unâ consilia capere; communicato consilio constituere de aliqua re. Phr.: a c.'d signal, signum de quo convenit: v. to agree.