What does the cryptic crossword clue "My band listened haphazardly in an inattentive fashion (6,8)" mean?

The wordplay uses an anagram. anagram of MY + BAND + LISTENED = ABSENTMINDEDLY The answer is ABSENTMINDEDLY.

My band listened haphazardly in an inattentive fashion (6,8)

Daily Mail Cryptic #17078 | 1 Down | 2023-04-18 flower