Vicio translates to "vice" or "addiction." It describes a bad habit or a dependency that is considered immoral or wrong, but is difficult to quit.
In the song, Paulina Rubio uses this powerful word as a metaphor for a person. She sings that this toxic love interest is her nuevo vicio (new vice), perfectly capturing the feeling of being irresistibly drawn to a relationship she knows is a losing game, much like a gambler's addiction.
Mexican pop star Paulina Rubio teams up with Colombian band Morat for "Mi Nuevo Vicio" ("My New Vice"), a catchy Latin pop track all about knowing someone is terrible for you and running right back into their arms anyway. The song uses high-stakes gambling metaphors to describe a toxic romance where one person always loses. The speaker knows the odds are rigged, asking, "¿Por qué seguimos jugando a los dados? / Sabiendo que esto está cargado a tu lado" ("Why do we keep playing dice? / Knowing that it's loaded in your favor"). They even call out the other person for keeping "un as bajo la manga" ("an ace up their sleeve"). It is a classic bad habit you cannot kick, making the lover an actual addiction.
What makes the track fun is the total lack of self-delusion. The singer admits the game is unfair: "la casa nunca pierde" ("the house never loses"), referencing the casino rule where the dealer always wins. Yet, the thrill wins every time. They bargain for just one more temporary fix, saying, "Entiende que sólo quiero una noche perdida / Mañana te dejo otra vez" ("Understand that I only want one wasted night / Tomorrow I'll leave you again"). They compare the clumsy, failing dynamic to a broken dance: "¿por qué vivimos bailando éste tango? / Si me caigo del piso sin poder acabarlo" ("why do we keep dancing this tango? / If I fall to the floor without being able to finish it"). It is honest, slightly reckless, and hopelessly hooked.