- a cruciferous plant, Brassica oleracea gemmifera, having small, cabbagelike heads or buds along the stalk that are eaten as a vegetable: The Brussels sprout is a cool-season crop.Brussels sprouts were introduced to California agriculture around 1920.
- any of the heads or buds, eaten as a vegetable: When preparing a medley of roasted vegetables, don’t forget the Brussels sprouts.
- a variety of cabbage, Brassica oleracea gemmifera, having a stout stem studded with budlike heads of tightly folded leaves, resembling tiny cabbages
- the head of this plant, eaten as a vegetable
