The most common and most likely answer to this crossword clue is the 7 letter word NEWBORN
I've seen this crossword clue in The Daily Telegraph
N
E
W
B
O
R
N
More clues leading to the result NEWBORN
- Bronwen’s desperate for a fresh addition to the family
- Just arrived from north-east, Brown taken out
- Doctor Brown following a nurse about to deliver a baby
- Reportedly recognised bad smell near overturned baby
- Case from Nice, second-class with tatty wrapping recently delivered
- Labour result the end of Gordon Brown, possibly, with euro being divisive
- Nurse shows up with Harry Brown's baby
- Baby facts detailed by nurse..bottles, bad smell..
- NB: it’s just been delivered
- Generated renown penning book for young child
Buddy explains!

The straight part
We know that "baby" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case baby = newborn.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 NEWBORN mean?
NEWBORN noun- A recently born baby.
- Recently born.
- Born anew, reborn.