Give information to brusque lawyer (5)

I believe the answer is:

brief

I'm a little stuck... Click here to teach me more about this clue!

'lawyer' is the definition.
(I've seen this before)

I cannot understand how the remainder of the clue works.

(Other definitions for brief that I've seen before include "Fibre (anag.)" , "put in the picture" , "brusque > QC, perhaps" , "Document stating the facts of a legal case" , "Using few words" .)

I've seen this clue in The Independent.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.