The most common and most likely answer to this crossword clue is the 6 letter word NEWBIE
I've seen this crossword clue in Financial Times
N
E
W
B
I
E
More clues leading to the result NEWBIE
- One just starting to make extremely nice web income
- Beginner was aware of live broadcast
- Novice born before widespread broadband internet initially introduced
- Could wine be drunk by new arrival?
- Beginner recognised buzzer on the telephone
- Beginner recognised insect’s sound
- Could wine be drunk by rookie
- … green person recycling bin with wee
- Fledgling was acquainted with the insect, we hear
- Fledgling born with bisexual parts
Buddy explains!

The straight part
We know that "Novice" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case novice = newbie.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 NEWBIE mean?
NEWBIE noun- A newcomer, someone new to something.
- A new user or participant; someone who is extremely new and inexperienced (to a game or activity). A beginner.
- Anything recently introduced into a setting, especially something that replaces an older version.