◙ noun 1. a hard permanent outgrowth, often curved and pointed, found in pairs on the heads of cattle, sheep, goats, giraffes, etc. and consisting of a core of bone encased in keratinized skin • （牛、羊、长颈鹿等的）角 a woolly keratinized outgrowth, occurring singly or one behind another, on the snout of a rhinoceros • （犀牛长鼻子上的）触角 a deer's antler • 鹿角 a horn-like projection on the head of another animal, e.g. a snail's tentacle or the tuft of a horned owl • （其他动物头上的）角状物（例如蜗牛的触角、角鸮的冠毛） [mass noun] [W. Indian] marital infidelity • [西印度] 夫妻不忠 »she took endless horn and pressure, but now she can't take it any more and wants a divorce. 她不停地在外面寻欢作乐，但是现在不能了，她就想离婚。 (horns)(archaic)a pair of horns as an emblem of a cuckold • [古] 绿帽子（妻子有外遇者的标志） 2. [mass noun] the substance of which horns are composed • 角质物 »powdered rhino horn. 犀牛角粉。 [count noun] a receptacle or instrument made of horn, such as a drinking container or powder flask • 角质容器（或仪器）（如喝酒容器、火药筒） 3. a thing resembling or compared to a horn in shape • 角状物 a horn-shaped projection • 角状突起物 a sharp promontory or mountain peak • 尖岬；山峰 (the Horn)Cape Horn • 合恩角 an arm or branch of a river or bay • （河流或海湾的）支流（或支脉） the extremity of the moon or other crescent • （弯月的）钩尖，月牙钩 [Brit. vulgar slang] an erect penis • [英, 粗俚] 勃起的阴茎 4. a wind instrument, conical in shape or wound into a spiral, originally made from an animal horn (now typically brass) and played by lip vibration • 号角 [informal] (in jazz and popular music) any wind instrument • [非正式] （爵士乐及流行乐中的任何一种）管乐器 short forFrench horn • French horn 的简称 5. an instrument sounding a warning or other signal • 警报器；喇叭 »a car horn. 汽车喇叭。 ◙ verb, [with obj.] 1. (of an animal) butt or gore with the horns • （动物）用角抵撞（或顶撞） 2. [W. Indian] be unfaithful to (one's husband or wife) • [西印度] 对（丈夫或妻子）不忠诚 »all the time he was horning his wife. 他一直对他的妻子不忠。
【IDIOMS】
◘ blow (或 toot) one's own horn 1. [N. Amer. informal] talk boastfully about oneself or one's achievements • [北美，非正式] 吹嘘自己（或自己的成绩） ◘ draw (或 pull) in one's horns 1. become less assertive or ambitious • 收敛（傲气或野心） ◘ on the horn 1. [N. Amer. informal] on the telephone • [北美，非正式] 通电话，打电话 »she got on the horn to complain. 她打电话抱怨。 ◘ on the horns of a dilemma 1. faced with a decision involving equally unfavourable alternatives • 进退两难，进退维谷