What does the cryptic crossword clue "Hunter with dreadful curse has to be kept inside (8)" mean?

The definition is "Hunter". The wordplay uses an anagram. anagram of CURSE + HAS = CHASSEUR; definition: "Hunter" The answer is CHASSEUR.

Hunter with dreadful curse has to be kept inside (8)

Guardian Cryptic #28779 | 1 Down | 2022-06-09 flower