Vaqueiro translates to "cowboy" or "herdsman" in English, specifically referring to someone who works with cattle in Brazil, often in a more traditional, rugged sense than a typical American cowboy.
This word is central to the song's narrative, as the singer identifies as a "vaqueiro apaixonado" (a cowboy in love). It sets the scene for a clash of worlds between the country cowboy and a city girl, making it a unique and culturally rich term that defines the song's protagonist.
This song is all about a tough cowboy who meets his match! The singer, Luan Pereira, starts by telling us he's a champion who can take down bulls with his bare hands, "Já derrubei boi no braço por todo estado" (I've taken down bulls with my bare hands all over the state). He's a country guy through and through, living under his hat while she lives in a mansion. He's "da poeira" (from the dust) and she's "do asfalto" (from the asphalt).
His whole world gets turned upside down by one person: a woman who is just "Um metro e sessenta em cima do salto" (one meter sixty in high heels). She walks right up and gives him a kiss that changes everything. He describes it as "Um beijo doce e delicado / Com sabor de vinho caro" (A sweet and delicate kiss / With the taste of expensive wine), and it's so powerful it literally "Me derrubou do cavalo" (knocked me off my horse). The song is a super fun admission that this tough guy is now completely, helplessly in love. The cowboy is in love!