This essay demonstrates Bakhinian meta-linguistics contributions to the construction of his polyphonic poetics. Bakhinian metal-linguistics is based on the criticism of traditional linguistics and emphasizes that ideology is internal to language and discourse as its origin occupies a crucial position in language. Reported speech, direct discourse and double-voice specially concerned with in meta-linguistics as well as introduced into poetics study have made Bakhinian polyphonic poetics much penetrating and integrated.From the perspective of meta-linguistics the deepest level of Bakhinian polyphonic poetics no doubt will emerge.