What does the cryptic crossword clue "A spook set to be deployed in an amusing sort of way (2,2,5)" mean?

The wordplay uses an anagram. anagram of A + SPOOK + SET = SOTOSPEAK The answer is SOTOSPEAK.

A spook set to be deployed in an amusing sort of way (2,2,5)

Daily Mail Cryptic #17439 | 4 Down | 2024-09-05 flower