Definition of "Brief" :
noun: a condensed written summary or abstract
noun: a document stating the facts and points of law of a client's case
verb: give essential information to someone
"The reporters were briefed about the President's plan to invade."
adjective: concise and succinct
"Covered the matter in a brief statement."
adjective: (of clothing) very short
"A brief bikini."
adjective: of short duration or distance
"A brief stay in the country."