an old British gold coin or unit of money worth 21 shillings (= now £1.05). Prices are sometimes still given in guineas, for example when buying or selling horses. 几尼（英国旧时金币或货币单位，价值 21 先令，现值 1.05 英镑。现时有些价格仍用几尼计算，如马匹买卖） Word Originnamed after Guinea in West Africa.