(french-brace) 1) Angled strengthening timber within a flat. 2) Support for scenery (flattage) on stage a. Extendible, hooking into a screw eye on the flat and being weighted to the floor (commonly known as a "Stage Brace") b. French, right-angled non adjustable triangular frame, made from timber, and attached to the flat with pin hinges. Often swung flush to the flat for storage or flying. See also Jack (US for Brace).