What does the cryptic crossword clue "Cut short drum'n'bass in club (4)" mean?

The definition is "club". The wordplay uses a charade (building blocks). DRU (synonym="DRU") + B (synonym="bass") = DRUB The answer is DRUB.

Cut short drum'n'bass in club (4)

Independent Cryptic #11880 | 1 Down | 2024-11-06 flower