What does the cryptic crossword clue "Society creep, one with a bad hand (8)" mean?

The wordplay uses a charade (building blocks). S (synonym="S") + CRAWLER (synonym="CRAWLER") = SCRAWLER The answer is SCRAWLER.

Society creep, one with a bad hand (8)

Guardian Cryptic #29635 | 8 Down | 2025-03-06 flower