The most common and most likely answer to this crossword clue is the 3 letter word DUX
D
U
X
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 DUX mean?
DUX noun- The top (male or female) academic student in a school, or in a year of school; the top student in a specified academic discipline.
- A high-ranking commander in the Roman army, responsible for more than one legion.
- The subject of a fugue, answered by the comes.