What does the cryptic crossword clue "Misguided Tory's in most ugly building, maybe (11)" mean?

The wordplay uses an anagram. anagram of TORY'S + IN + MOST = MONSTROSITY The answer is MONSTROSITY.

Misguided Tory's in most ugly building, maybe (11)

Daily Mail Cryptic #17500 | 19 Across | 2024-11-29 flower