The most common and most likely answer to this crossword clue is the 2 plus 5 letter word IN LIMBO
I've seen this crossword clue in The Daily Telegraph
I
N
L
I
M
B
O
More clues leading to the result IN LIMBO
- Awaiting action from elected member, love?
- At home, bones put in cooking fat, turning on the back burner
- Heart of chinook catches branch left hanging
- Left hanging on one climbing astride branch
- Lately, stuck?
- Not admitted to heaven for being pole dancer?
- Popular car has black interior — that’s neither here nor there
- Fashionable member old and forgotten
Buddy explains!

The straight part
We know that "Left hanging" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case left hanging = in limbo.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.