1. : a small, strolling, Mexican band consisting usually of trumpeters, guitarists, and violinists. also : a musician belonging to such a band. often used before another noun. 2.

However, the consensus of musical historians can answer the question, “Where did mariachi originate?” Historians place the origin of mariachi music in the western part of Mexico, likely in an area encompassing the states of Jalisco, Nayarit, Zacatecas, Aguascalientes, Guanajuato, Michoacán, and Colima.