The most common and most likely answer to this crossword clue is the 3 letter word POM
I've seen this crossword clue in The Guardian
P
O
M
More clues leading to the result POM
- Brit in shock upset
- Englishman down under employing cleaner from the east
- In Melbourne, Lord Dunglassgets a duck
- Victoria’s Englishman, hair combed back
- An Englishman in Australia in May gets a duck, going in
- Head of government holds nothing for an expat Englishman
- Dog leads needed for peace of mind
- Foreign breed over in Melbourne, say
- Cheerleader dances with one of these two little Pomeranians
Buddy explains!

The straight part
We know that "Victoria’s Englishman" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case victoria’s englishman = pom.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 POM mean?
POM noun- An Englishman, a Briton; a person of British descent.
- (cocktail) An American alcoholic drink containing vodka and pomegranate juice.