As an adjective, 'brief' signifies something of short duration or concise in nature. It implies terseness and a lack of extensiveness, highlighting the efficiency and swiftness of something.
When used as a noun, 'brief' often refers to a concise summary of a case, argument, or instruction, generally found in professional legal or military settings.
As a verb, it denotes the act of providing a concise summary of facts or giving instructions in a clear, shortened way.
MINI
TERSE SHORT FIBRE
DIGEST SCANTY
CONCISE DOSSIER
FLEETING SYNOPSIS SUCCINCT
EPHEMERAL SOLICITOR BARRISTER
LEGALBRIEF
ABBREVIATED