a plant having twigs suitable for making brooms to sweep with when bound together; esp., the cytisus scoparius of western europe, which is a low shrub with long, straight, green, angular branches, minute leaves, and large yellow flowers.-an implement for sweeping floors, etc., commonly made of the panicles or tops of broom corn, bound together or attached to a long wooden handle; -- so called because originally made of the twigs of the broom.-see bream.