The most common and most likely answer to this crossword clue is the 7 letter word REWROTE
I've seen this crossword clue in The Sunday Telegraph
R
E
W
R
O
T
E
Buddy explains!
The straight part
We know that "put down, in other words" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case put down, in other words = rewrote.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 REWROTE mean?
REWROTE verb- To write again, differently; to modify (a piece of writing or music, etc.).
- To write out again (without changes).