Catrín refers to a well-dressed, somewhat vain man who is deeply concerned with his appearance and social status, often seen as putting on airs above his actual background.
Voz de Mando sings "Por qué no soy un catrín" (Because I'm not a catrín), using the word to proudly contrast himself, a humble country man, with city people obsessed with looking fancy.
Voz de Mando's "Muchacho De Campo" is such a sweet and honest song from the perspective of a country boy who's head-over-heels in love. He's a bit shy about his simple background, admitting, "Perdóname yo no se decir palabras / Con figura como tu hablas" [Forgive me, I don't know how to say words / With figures of speech like you do]. He didn't go to university and doesn't own fancy clothes, preferring to dress like a ranchero, not a "catrin" [dandy]. He even jokes about his simple diet: "Yo como con frijoles salsa y huevo" [I eat beans, salsa, and egg].
But what he lacks in sophistication, he makes up for with genuine affection and a deep appreciation for nature. He tells his love, "Solo se que te amo tanto / Esa es la pura verdad" [I only know that I love you so much / That is the pure truth]. He offers her the stars, the blue sky, the scent of flowers, and even the