What does the cryptic crossword clue "Nun moved to go around without money, without respite (8)" mean?

The wordplay uses an anagram. anagram of BROKE (synonym="‘without money’") + UNN (synonym="UNN") = UNBROKEN The answer is UNBROKEN.

Nun moved to go around without money, without respite (8)

Guardian Cryptic #29468 | 2 Down | 2024-08-22 flower