Briefs meaning : A writ summoning one to answer to any action. An answer to any action. A memorandum of points of fact or of law for use in conducting a case. (by extension) A position of interest or advocacy. An attorney's legal argument in written form for submission to a court. (English law) The material relevant to a case, delivered by a solicitor to the barrister who tries the case. A short news story or report. (usually in the plural) undershorts briefs. A summary, précis or epitome; an abridgement or abstract. A letter patent, from proper authority, authorizing a collection or charitable contribution of money in churches, for any public or private purpose. (slang) A ticket of any type. To summarize a recent development to some person with decision-making power. To write a legal argument and submit it to a court.