Picheo is a fantastic example of Puerto Rican slang, derived from the English word for a baseball "pitcher". Just as a pitcher throws a ball, pichear (the verb form) means to metaphorically "throw" someone away—to ignore them or brush them off.
In the song, the lyrics flip the dynamic of a relationship: "Antes tú me pichaba', ahora yo picheo" (You used to ignore me, now I'm the one who ignores you). It’s a cool and clever piece of slang that perfectly captures the song's theme of empowerment and independence.
This song is a massive anthem for anyone who just wants to go out and dance on their own terms. The whole idea kicks off with a power flip: "Antes tú me pichaba', ahora yo picheo" (Before, you ignored me, now I ignore you). It's about someone who used to be rejected now doing the rejecting. The main message is right there in the title, "Yo perreo sola" (I twerk alone), a declaration of independence on the dance floor. The singers make it clear they don't want anyone bothering them, saying "Que ningún baboso se me pegue" (Don't let any slimeball get close to me).
It's all about self-confidence and having fun for yourself. The lyrics describe a woman who is the life of the party, who gets on tables and doesn't care what anyone thinks. When the legendary Ivy Queen comes in, she doubles down on this energy, calling herself "La potra, la perra" (The mare, the bitch) and saying she does whatever she wants. The song is a powerful and fun statement about female empowerment, telling everyone that you don't need a partner to own the club and have the best night of your life.