The most common and most likely answer to this crossword clue is the 9 letter word FIRETRAPS
I've seen this crossword clue in The Daily Telegraph
F
I
R
E
T
R
A
P
S
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The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does FIRETRAPS mean?
FIRETRAPS noun- A building with limited emergency exits in which people would be trapped in the event of a fire.