Something to aim for (6)
'something to aim for' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for target that I've seen before include "Thing to aim at" , "Thing aimed at" , "purpose" , "Select for attack" , "Aim, ambition" .)
(Other definitions for goal that I've seen before include "Aim - two posts, a crossbar and a net" , "Aim and objective" , "A score in soccer" , "End" , "Object, aim" .)