Tactics Tac"tics, n. [Gr. ?, pl., and ? (sc. ?, sing., fr. ? fit for ordering or arranging, fr. ?, ?, to put in order, to arrange: cf. F. tactique.] 1. The science and art of disposing military and naval forces in order for battle, and performing military and naval evolutions. It is divided into grand tactics, or the tactics of battles, and elementary tactics, or the tactics of instruction. 2. Hence, any system or method of procedure., Tactic Tac"tic, n. See Tactics., Tactic Tac"tic, Tactical Tac"tic*al, a. [Gr. ?. See tactics.] Of or pertaining to the art of military and naval tactics. -- Tac"tic*al*ly, adv.