The most common and most likely answer to this crossword clue is the 9 letter word COATRACKS
C
O
A
T
R
A
C
K
S
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The straight part
We know that "hallway furniture" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hallway furniture = coatracks.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 COATRACKS mean?
COATRACKS noun- A rack or stand with hooks or pegs for holding hats and coats, often placed near an entrance for temporary use