What does the cryptic crossword clue "London venue millennial’s outside, with Dua Lipa playing (9)" mean?

The definition is "London". The wordplay uses an anagram. anagram of ML DUA LIPA = PALLADIUM; definition: "London" The answer is PALLADIUM.

London venue millennial’s outside, with Dua Lipa playing (9)

Guardian Cryptic #29395 | 19 Across | 2024-05-29 flower