Doble llave literally translates to "double lock" or "double key". It's an interesting phrase because it implies a deliberate and strong act of exclusion or protection.
In the song, the artist uses it metaphorically to describe how people who once dismissed him, or "closed doors" on him, later put a "double lock" on those doors when he started to succeed. It highlights themes of overcoming adversity and the changing attitudes of others once you achieve success.
Get ready to feel motivated with Grupo Marca Registrada's "Doble Llave"! This song is all about the hustle and remembering where you came from. The singer talks about being a hard worker, always thinking positively, and dreaming big, even though he's not from a wealthy family. He says, "No soy de familia de dinero / Me tocó vivir austero" [I'm not from a family with money / I had to live austerely], and he's grateful to his parents for teaching him to work for what he has.
But it's not all sunshine and roses! He remembers laughing to himself about the past and "lo que tuve que chingarle" [what I had to bust my butt for]. He also calls out people who closed doors on him and now act like they don't know him, asking, "¿Qué rollo? No se acuerda de uno / Se le subieron los humos" [What's up? You don't remember me / You got a big head]. The title "Doble Llave" [Double Lock] comes from the line where he reminds them, "Se acuerdan que les toqué la puerta / Y a pesar que estaba abierta, le pusieron doble llave" [You remember I knocked on your door / And even though it was open, you put a double lock on it]. It's a blunt and honest look at success and how people change when you start to make it.