Enganche feo literally translates to "ugly hook." However, in Spanish slang, an "enganche" can refer to a strong attachment or even an addiction, often used in the context of a bad habit or a vice.
In this song, Luna Ki uses it to describe a strong, perhaps unhealthy, attachment or craving, possibly for someone she hasn't seen in a while. The phrase is intriguing because it combines a common adjective ("feo") with a word that has a deeper, more nuanced meaning in this context, making it memorable and unique.
Luna Ki's "Patito Feo" is a super relatable track where she embraces being the "ugly duckling" of her family and friends. She sings, "Mi familia me llama el Patito Feo / Yo soy el Patito Feo" [My family calls me the Ugly Duckling / I am the Ugly Duckling], really owning that feeling of being different. It sounds like she's feeling a bit isolated, mentioning "Soy una oveja negra, Estoy sola en el recreo" [I am a black sheep, I am alone at recess].
She also talks about a "tengo un enganche feo" [I have an ugly addiction] and how she avoids looking in the mirror because of what she might see: "No me miro en el espejo por miedo a lo que veo" [I don't look in the mirror for fear of what I see]. Even with these feelings of being an outsider, there's a cool confidence in lines like "Ando to' de breakdance, mami, no me digas nada / Tengo cosas que hacer y no me olvido ninguna" [I'm all breakdance, mommy, don't tell me anything / I have things to do and I don't forget any]. It's like she's saying, 'Yeah, I'm different, but I'm still doing my thing!'