Presumirla is a fantastic Spanish word that means 'to show her off'. It's a great example of a common Spanish construction where a pronoun is attached directly to the end of an infinitive verb.
It combines the verb presumir (to show off or boast) with the pronoun la (her). In the song, Kurt sings about his dream girl and says he wants to "presumirla a mis amigos" (show her off to my friends). It’s a sweet expression of pride and affection, capturing that feeling of wanting to share your admiration for someone with the whole world.
Mexican singer Kurt wrote an open love letter to someone he has literally never met. Instead of falling for a real crush, he sketches out an exact wish list for his dream partner. His ideal woman skips fancy styling: "no arregla su cabello" ("she doesn't fix her hair") and "odia usar tacones" ("she hates wearing high heels"). People judge her for skipping parties to stay home and read, which Kurt frames with the funny phrase "lee libros por deporte" ("she reads books for sport"). In Spanish, doing something por deporte usually means you do it constantly, just for the pure joy of it, almost like an obsession.
The twist comes in the chorus when he admits the truth: "te quiero / Y no te conozco, no te tengo" ("I love you / And I don't know you, I don't have you"). He is actively daydreaming. His checklist gets delightfully quirky as the tune rolls on, hoping for someone who "me regala discos" ("gifts me vinyl records") and doesn't try to control what he wears ("no elige mis camisas" / "doesn't pick out my shirts"). It is a sweet, hopelessly romantic track about keeping your standards oddly specific while waiting for fate to deliver.