Abstract
This research intends to analyze rap discourses in Brazil, especially the ones produced by "Racionais MC's" and "MV Bill": both are considered significant representatives of national hip hop movement for their social practices as well as the polyphonic critical meaning of their raps. Thus, we will use Bakhtin's studies (1996 [1979], 2003 [1992]) as well as the studies of the Circle (dialo…