Distinctive manner of speaking (6)
I believe the answer is:
accent
'distinctive manner of speaking' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for accent that I've seen before include "Distinctive manner of speaking" , "Here's, maybe, a grave" , "it could be grave" , "Distinctive way of pronouncing language" , "Distinctive way of pronouncing words" .)