The most common and most likely answer to this crossword clue is the 6 letter word REBUTS
I've seen this crossword clue in Financial Times
R
E
B
U
T
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 REBUTS mean?
REBUTS verb- To drive back or beat back; to repulse.
- To deny the truth of something, especially by presenting arguments that disprove it.