The most common and most likely answer to this crossword clue is the 4 letter word SIMS
I've seen this crossword clue in The Guardian
S
I
M
S
More clues leading to the result SIMS
Buddy explains!
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 SIMS mean?
SIMS noun- A simulation or simulator.