What does the cryptic crossword clue "Novel peer, mostly weird (4,5,6)" mean?

The wordplay uses an anagram. anagram of PEERMOSTLYWEIRD ("peer, mostly weird") [anagram: "Novel"] = LORDPETERWIMSEY The answer is LORDPETERWIMSEY.

Novel peer, mostly weird (4,5,6)

Guardian Cryptic #24181 | 25 Across | 2007-09-13 flower