caballero

< /ˌkæb əlˈyɛər oʊz, ˌkæb əˈlɛər oʊz; Spanish ˌkɑ vɑˈlyɛ rɔs, -ˈyɛ-/.

1. a Spanish gentleman.
2. Southwestern U.S.
   1. a horseman.
   2. a woman’s escort or admirer; cavalier.

noun plural -ros (-rəʊz, Spanish -ros)

1. a Spanish gentleman
2. a southwestern US word for horseman

n.

1877, “a Spanish gentleman,” from Spanish caballero, from Latin caballarius, from caballus “a pack-horse, nag, hack” (see cavalier (n.)). Equivalent of French chevalier, Italian cavaliere.