1 an adult male of the cow family 公牛
☞Look at the note at cow. 参看 cow 的注释。
2 the male of the elephant, WHALE and some other large animals 某些雄性动物(如象、鲸等)
3 (in business 商业) a person who buys shares in a company, hoping to sell them soon afterwards at a higher price 多头,买空者(买进公司股票后希望高价卖出的人):
a bull market(= in which prices are rising)牛市(价格上涨的市场)☞Compare bear. 与 bear 比较。