The word "tango" acquired the standard meaning of the place where African slaves and free blacks gathered to dance. It was there the compadritos took the tango back to the Corrales Viejos—the slaughterhouse district of Buenos Aires—and introduced it in various low-life establishments where dancing took place: bars, dance halls and brothels. It was here that the African rhythms met the Argentine milonga music (a fast-paced polka)