What does the cryptic crossword clue "Corset set remains in position (5,3)" mean?

The wordplay uses a charade (building blocks). STAYS (synonym="corset") + PUT (synonym="set") = STAYSPUT The answer is STAYSPUT.

Corset set remains in position (5,3)

Guardian Cryptic #29377 | 27 Across | 2024-05-08 flower