The most common and most likely answer to this crossword clue is the 6 letter word SHEILA
I've seen this crossword clue in The Guardian
S
H
E
I
L
A
More clues leading to the result SHEILA
- Aussie girl greeting German in South Africa
- A deception -- initially, husband's upset woman
- Elisha’s fancy woman
- Quiet beer knocked back entertaining one Australian woman
- Female boxer standing for Victoria’s girl?
- Female I left, a Melbourne miss?
- Australian woman‘s quiet about a romance
- A story has heartlessly upset Victorian girl?
- Australian girl gets German greeting in South Africa
- Girl in Perth, perhaps the girl backing boxer
Buddy explains!

The straight part
We know that "Australian woman" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case australian woman = sheila.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.
What does SHEILA mean?
SHEILA noun- A woman.
- A shayla, a headscarf worn by Muslim women.