The most common and most likely answer to this crossword clue is the 5 plus 4 letter word RIGHT AWAY
I've seen this crossword clue in The Times
R
I
G
H
T
A
W
A
Y
More clues leading to the result RIGHT AWAY
- Taking this turns friend into devil at once
- Immediately apply in writing for audition
- Tories out now!
- Immaculate dress, as Spooner might say now
- Now well off?
- Immediately suggesting wrong home?
- Tories out — now!
- What’ll get you cash from crash immediately
- Rabbi bordering on homosexual — what’s wrong in that, now?
- Conservative perhaps wanting a strategy immediately
Buddy explains!

The straight part
We know that "Now" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case now = right away.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.