any clever maneuver | an engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles |
an instrumentality invented for a particular purpose | a plaything consisting of a Y-shaped stick with elastic between the arms; used to propel small stones |
an emblematic design (especially in heraldry) | a device that launches aircraft from a warship |
any ornamental pattern or design (as in embroidery) | |
something in an artistic work designed to achieve a particular effect | |