What does the cryptic crossword clue "Clergyman that might deliver broadside, did you say? (5)" mean?

The definition is "Clergyman". The wordplay uses a homophone (sounds like). Sounds like CANNON, a chestnut. The answer is CANON.

Clergyman that might deliver broadside, did you say? (5)

Times Cryptic #28303 | 26 Across | 2022-05-30 flower