Adueña comes from the verb adueñarse, meaning 'to take possession of' or 'to take ownership'. It's a less common verb than simply 'tener' (to have), and it implies a deeper, more assertive claim.
In the song, the singer says, "Puedo ser el que se adueña de ti" (I can be the one who takes possession of you). This line is quite bold and suggests a strong desire to claim the person's heart and attention, making it an intriguing and memorable word choice in the context of a romantic pursuit.
Los Primos del Este sing a confident, flirty pitch to someone they want to win over. The hook, "Por ti sere mejor que tu ex" (I will be better for you than your ex), is the whole pitch: the singer promises to treat this person right, insisting the spark between them ("esa conexion senti") is real from the very first look.
The rest of the song builds the case for a night together — asking what the other person thinks of them, promising devotion ("Te tratare bien"), and inviting them out ("Voy a hacer que esta noche nos juntemos"). It is a lighthearted, self-assured romantic overture rather than anything deeper — a song about wanting to be someone's clear upgrade.