South Carolina senator Scott (3)
I believe the answer is:
tim
'south carolina senator scott' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for tim that I've seen before include "Tiny . . . is a lovable small boy from Dickens" , "Tiny ..., endearing Dickens boy" , "Tiny Dickens boy from 'A Christmas Carol'" , "Tiny chap" , "Sir -- Rice, lyricist" .)