The most common and most likely answer to this crossword clue is the 9 letter word CONSCRIPT
I've seen this crossword clue in The Daily Telegraph
C
O
N
S
C
R
I
P
T
More clues leading to the result CONSCRIPT
- One who’s drafted Conservative text for speech
- One enlisted to study calligraphy
- Draft for American screenplay supporting prisoner
- NCO translated letters for soldier
- Take on underground cell, say, following swindles
- Study what’s been written for one forced into service
- Call up from inmate’s cell, we hear
- Prince consort rejected Nero becoming recruit
- Make a soldier inspect lines
- Impress
Buddy explains!

The straight part
We know that "Draft for American" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case draft for american = conscript.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 CONSCRIPT mean?
CONSCRIPT noun- One who is compulsorily enrolled, often into a military service; a draftee.
- To enrol(l) compulsorily; to draft; to induct.
- Drafted into a military service or similar.
- Enrolled; written; registered.