What does the cryptic crossword clue "Experts unavailable during scraps (7)" mean?

The wordplay uses a container (one word inside another). OFF (synonym="OFF") in BINS (synonym="scraps, as a verb") = BOFFINS The answer is BOFFINS.

Experts unavailable during scraps (7)

Guardian Cryptic #29509 | 4 Down | 2024-10-09 flower