The most common and most likely answer to this crossword clue is the 14 letter word CONTEMPORARIES
I've seen this crossword clue in The Sunday Telegraph
C
O
N
T
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M
P
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More clues leading to the result CONTEMPORARIES
Buddy explains!
The straight part
We know that "peers" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case peers = contemporaries.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 CONTEMPORARIES mean?
CONTEMPORARIES noun- Someone or something living at the same time, or of roughly the same age as another.
- Something existing at the same time.