The most common and most likely answer to this crossword clue is the 3 plus 3 letter word BOW TIE
B
O
W
T
I
E
More clues leading to the result BOW TIE
- Pop singer around end of concert? One may be seen with DJ
- Stardust persona holding court, finally
- Pop icon collects casual shirt as formal wear
- Bob has to fasten item of clothing
- Dicky heart’s terminal in singer
- Forward painter’s formal attire?
- Perhaps David's taken it up round his neck
- Life on Mars singer is around end of concert, with DJ
- Young man not quite pulling off hot off-white neckwear
Buddy explains!

The straight part
We know that "DJ" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dj = bow tie.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 BOW TIE mean?
BOW TIE noun- A man's necktie tied in a bow around the throat.
- A kind of road intersection. See Bowtie (road).