What does the cryptic crossword clue "Coat lacking a bottom stitch, perhaps (4)" mean?

The definition is "stitch, perhaps". The wordplay uses a deletion. PAIN (deletion) = PAIN; definition: "stitch, perhaps" The answer is PAIN.

Coat lacking a bottom stitch, perhaps (4)

Times Cryptic #28999 | 5 Down | 2024-08-19 flower