The most common and most likely answer to this crossword clue is the 5 letter word SKINT
I've seen this crossword clue in Financial Times
S
K
I
N
T
More clues leading to the result SKINT
- Broke cover, pursued by stoat finally
- Penniless family thrown into street
- Penniless family taken in by good person
- Poor family dumped in street
- Hard-up family seen in street
- Hard up family found in vacated squat
- Broke body’s defence against source of typhoid
- Broke the surface with triathlon leader
- Time after surface broke
- Bust, casing joint
Buddy explains!

The straight part
We know that "Hard-up" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hard-up = skint.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 SKINT mean?
SKINT adjective- Penniless, poor, impecunious, broke.
- Skinned