The most common and most likely answer to this crossword clue is the 4 letter word SOBS
I've seen this crossword clue in The Daily Telegraph
S
O
B
S
More clues leading to the result SOBS
- Old boy aboard ship expresses sorrow
- Tears boldly at first into emergency!
- Cries as bishop blocks call for help
- Cries of old boy wearing socks inside out
- Boss upset and shows distress
- Appeal for help when catching baby’s first cries
- Bishop during emergency call cries
- Starts to snivel or blubber, say
- Cries when boss is nasty
- Cries, making emergency call about blood group
Buddy explains!

The straight part
We know that "Cries" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cries = sobs.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 SOBS mean?
SOBS noun- A cry with a short, sudden expulsion of breath.
- Sound of sob
- To weep with convulsive gasps.
- To say (something) while sobbing.
- To soak.