What does the cryptic crossword clue "Not much money for pair of singers (5,4)" mean?

The wordplay uses a charade (building blocks). PETTY (synonym="PETTY") + CASH (synonym="CASH") = PETTYCASH The answer is PETTYCASH.

Not much money for pair of singers (5,4)

Guardian Cryptic #29645 | 14 Down | 2025-03-18 flower