tune (v.) Copy link • tune (v.): of stringed instruments: fides ita contendere numeris (or nervis) ut concentum servare possint, cf. Cic. Fin. 4, 27, 75: to t. a lute, tendere barbiton, Hor. Od. 1, 1, 34: to t. one instrument by another, *instrumentum musicum ad aliud accommodare, Georg., or expr. by circuml.: v. tune (subs.), harmony: a t.ing-fork, *furcula musica.