What does the cryptic crossword clue "Flipping dull Eisteddfod winner? (4)" mean?

The definition is "Eisteddfod winner?". The wordplay uses a reversal. reverse of DRAB = BARD; definition: "Eisteddfod winner?" The answer is BARD.

Flipping dull Eisteddfod winner? (4)

Times Cryptic #28700 | 23 Down | 2023-09-05 flower