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