The most common and most likely answer to this crossword clue is the 8 letter word PLAYPENS
I've seen this crossword clue in The Guardian
P
L
A
Y
P
E
N
S
More clues leading to the result PLAYPENS
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 PLAYPENS mean?
PLAYPENS noun- An enclosure for children to play in.