briefed /bɹiːft/ adjective6 •Having been given a briefing, informed."Being able to add columns and rows [in a table] by pushing an icon button on-screen was very impressive," a briefed source said. — 1991 •As specified in a briefing.All sorties made good their briefed takeoff time. — 2002 •Having had one or more briefs (a memorandum of points of fact or of law for use in conducting a case or an attorney's legal argument in written form) submitted.A most interesting and thoroughly briefed case involving the right of creditors in a life insurance policy is that of Keckley v. Glass Co., 86 Ohio St. 213, 99 N. E. 299. — 1914 •summarized; reduced to a brief summary.The U.S. Army Command & General Staff School picked it up for its Military Review, and the State Department sent a briefed version to all 375 U.S. diplomatic posts overseas. — 1965 •Having cases to work on; actively involved in legal work. •Wearing briefsThe grace notes of garters flowing around laced bikini briefed hips. — 2002