Upshot (6)
(Other definitions for result that I've seen before include "End - issue" , "Outcome of an undertaking" , "Effect of lustre" , "'Outcome, upshot (6)'" , "Rustle (anag.)" .)
'upshot' is the definition.
(I know this)
This is the entire clue.
(Other definitions for outcome that I've seen before include "Eventuality" , "Denouement" , "consequences" , "'Result, upshot (7)'" , "Consequence, effect" .)