The most common and most likely answer to this crossword clue is the 4 plus 5 letter word AUNT SALLY
I've seen this crossword clue in Independent
A
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S
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More clues leading to the result AUNT SALLY
- Target for abuse torments topless partner
- Target a friend of the family?
- Scapegoat stealthily follows topless friend
- Soldier’s colleague picked up easy target
- Target provided by colleague, after jibes, having time off
- Fair game in more senses than one, relatively speaking?
- Shy member of the family?
- Relative’s friend is an easy target for criticism
- Tries powerlessly to get a friend, without being an easy target
- Social worker told son to marry shy lady up north
Buddy explains!

The straight part
We know that "Target for abuse" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case target for abuse = aunt sally.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.