The most common and most likely answer to this crossword clue is the 8 letter word BOLDFACE
I've seen this crossword clue in The Daily Telegraph
B
O
L
D
F
A
C
E
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 BOLDFACE mean?
BOLDFACE noun- A font that is dark, having a high ratio of ink to white space, written or drawn with thick strong lines.
- To print or write in a boldfaced font.