The most common and most likely answer to this crossword clue is the 10 letter word BRIEFCASES
I've seen this crossword clue in The Daily Telegraph
B
R
I
E
F
C
A
S
E
S
More clues leading to the result BRIEFCASES
Buddy explains!

The straight part
We know that "bags" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bags = briefcases.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 BRIEFCASES mean?
BRIEFCASES noun- A case used for carrying documents, especially for business.
- In Microsoft Windows, a folder that supports file synchronization between itself and another folder.