What is the meaning of Mariachi?

Of or pertaining to a traditional form of Mexican music, either sung or purely instrumental.

Of or pertaining to a band playing such music, or to the singers of such songs.

A traditional form of Mexican music, either sung or purely instrumental.

A group that plays mariachi music.

A member of such a group.

mariachi

a traditional form of music from the Mexican state of Jalisco

a mariachi band

a musician in such a band

an instrumental ensemble accompanying other types of popular Mexican dance and song

Source: wiktionary.org