The most common and most likely answer to this crossword clue is the 10 letter word CROSSWORDS
I've seen this crossword clue in The Daily Telegraph
C
R
O
S
S
W
O
R
D
S
More clues leading to the result CROSSWORDS
Buddy explains!

The straight part
We know that "Puzzles" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case puzzles = crosswords.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 CROSSWORDS mean?
CROSSWORDS noun- (games, puzzles) A word puzzle in which interlocking words are entered usually horizontally and vertically into a grid based on clues given for each word.