For those who are interested in reggaeton slang/Puerto Rican slang...I found this. Hope itan finds it useful...
For Reggaeton slang:
http://www.canariasreggaeton.com/diccionario.html
For Puerto Rican slang:
http://www.jergasdehablahispana.org/ptorico.htm
haven't found any Cuban reggaeton slang yet... I'll let you know.