Pieces of underwear that lawyers take to court (6)

I believe the answer is:

briefs

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'pieces of underwear' is the definition.
'briefs' can be an answer for 'underwear' (I've seen this before). I am not certain of the 'pieces of' bit.

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for briefs that I've seen before include "Garments" , "Underpants for lawyers?" , "Abstracts" , "Underwear and lawyer's documents" , "Pants" .)

I've seen this clue in The Hindu.

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