Noun
(music) A genre of Mexican music based on the polka, depicting drug smugglers, cartels, and other criminal activities.
(music, countable) Any song in this genre.
Source: en.wiktionary.orgGangsta rap is closely related to other indigenous gang and crime-oriented forms of music, such as the narcocorrido genre of northern Mexico. Source: Internet
With lyrics similar to those of a narcocorrido (drug ballad), has appeared the Mexican Narco-rap. Source: Internet