What does the cryptic crossword clue "Perhaps equerry of dictator provides defence (8)" mean?

The definition is "defence". The wordplay uses a homophone (sounds like). Sounds like (‘dictator’) of PALACE AID (equerry) The answer is PALISADE.

Perhaps equerry of dictator provides defence (8)

Independent Cryptic #11784 | 1 Across | 2024-07-17 flower