Tweak some text (4)
I believe the answer is:
edit
'tweak some text' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for edit that I've seen before include "Prepare (material) for publishing" , "Revise text" , "Prep for press" , "Prepare text for press" , "Blue-pencil" .)