The most common and most likely answer to this crossword clue is the 7 letter word REPLIES
I've seen this crossword clue in The Daily Telegraph
R
E
P
L
I
E
S
Buddy explains!

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 REPLIES mean?
REPLIES noun- A written or spoken response; part of a conversation.
- Something given in reply.
- A counterattack.
- The answer of a figure.
- A document written by a party specifically replying to a responsive declaration and in some cases an answer.
- To give a written or spoken response, especially to a question, request, accusation or criticism; to answer.
- To act or gesture in response.
- To repeat something back; to echo.