iurisonus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

jūrĭsŏnus, a, um, adj. [2. ius-sono],

resounding with justice, pronouncing judgment (al. jura sonans, leges crepans; poet.): lingua, Poëta in Anthol. Lat. 1, p. 515.