What does the cryptic crossword clue "Subterfuge the concern of wags? (5,8)" mean?

The definition is "Subterfuge / the concern of wags?". The wordplay uses a double definition. Double definition The answer is FUNNY BUSINESS.

Subterfuge the concern of wags? (5,8)

Times Cryptic #29057 | 9 Across | 2024-10-25 flower