Paisita is an affectionate, colloquial term for someone from the Paisa region of Colombia, which includes the city of Medellín. It's much warmer than just saying 'a person from Medellín'; it's a term full of local pride and identity.
Since this song is a collaboration with Colombian artist Feid and is named after a famous club in Medellín, using paisita is a direct nod to the culture that inspired the track. Learning this word gives you a key piece of insight into the world of reggaeton and Colombian slang.
Bad Bunny teams up with Colombian artist FEID for "PERRO NEGRO", an absolute banger named after the legendary real-world nightclub in Medellín, Colombia. The setup is simple and funny: the girl just broke up with her boyfriend, and Bad Bunny is not pretending to feel bad about it at all. He immediately offers to take her out with "Vi que te dejaste de tu novio, baby, me alegro / Vamos a celebrarlo en Perro Negro" ("I saw you left your boyfriend, baby, I'm glad / Let's go celebrate it in Perro Negro"). From there, the track is pure, loud club energy about putting your phone away to dance ("Suelta el cel para perrear" [Drop the phone to perrear/dance]), partying in the famous nightlife neighborhood of El Poblado, and staying out until 6:00 AM.
The lyrics mix heavy Puerto Rican and Colombian street slang. FEID brings in classic paisa phrasing like "chamba" or calling a girl "Una paisita" ("A little paisa / Medellín local"), while Bad Bunny drops wild one-liners. At one point, he jokes that she leaves men utterly obsessed by singing "enchulado como Belinda" ("crazy in love like Belinda"), referencing the Mexican pop star whose famous exes famously got tattoos for her. He even jokes that if the club DJ were an ordained minister, they would get married right on the dancefloor. It is bold, hilarious, and packed with irresistible rhythm.