The most common and most likely answer to this crossword clue is the 4 letter word MOSH
M
O
S
H
More clues leading to the result MOSH
Buddy explains!
The straight part
We know that "Dance /to rock music" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dance /to rock music = mosh.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 MOSH mean?
MOSH verb- To dance by intentionally jumping into and colliding with other, similarly behaving dancers, and performing other wild, aggressive, or spastic movements.
- To intentionally jump into and collide with another, similarly behaving dancer at a concert.