名詞 horn:

1. a noisemaker (as at parties or games) that makes a loud noise when you blow through it
2. one of the bony outgrowths on the heads of certain ungulates
3. a noise made by the driver of an automobile to give warning;
4. a high pommel of a Western saddle (usually metal covered with leather)
   同義詞：saddle horn
5. a brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves
   同義詞：cornet, trumpet, trump
6. any hard protuberance from the head of an organism that is similar to or suggestive of a horn
7. the material (mostly keratin) that covers the horns of ungulates and forms hooves and claws and nails
8. an alarm device that makes a loud warning sound
9. a brass musical instrument consisting of a conical tube that is coiled into a spiral and played by means of valves
   同義詞：French horn
10. a device on an automobile for making a warning noise
    同義詞：automobile horn, car horn, motor horn, hooter

動(dòng)詞 horn:

1. stab or pierce with a horn or tusk
   同義詞：tusk

1. The rhinoceros has one horn on its nose.
   犀牛鼻子上有一個(gè)角。
2. The driver tooted his horn as he approached the bend.
   開(kāi)車(chē)的人在快要轉(zhuǎn)彎時(shí)按響了喇叭。
3. The driver hooted his horn (at us).
   司機(jī)(沖著我們)鳴喇叭。
4. He is an agreeable fellow, but likes to blow his own horn.
   他是一個(gè)隨和的人，但就是喜歡自吹自擂。
5. The driver blew his horn when the child stepped in front of the car.
   當(dāng)小男孩走到汽車(chē)前面時(shí)，汽車(chē)司機(jī)按響了喇叭。

horn

n.（名詞）
One of the hard, usually permanent structures projecting from the head of certain mammals, such as cattle, sheep, goats, or antelopes, consisting of a bony core covered with a sheath of keratinous material.
角：生長(zhǎng)于某些哺乳動(dòng)物（例如牛、綿羊、山羊或羚羊）頭上的堅(jiān)硬的，通常為永久性的結(jié)構(gòu)，其以骨質(zhì)結(jié)構(gòu)為中心，外覆一層角質(zhì)物
A hard protuberance, such as an antler or a projection on the head of a giraffe or rhinoceros, that is similar to or suggestive of a horn.
鹿茸：一堅(jiān)硬的突出物，例如一鹿角或長(zhǎng)于長(zhǎng)頸鹿或犀牛頭上的突出物，樣子類(lèi)似于角或可令人聯(lián)想起角的

The hard, smooth keratinous material forming the outer covering of the horns of cattle or related animals.
角質(zhì)物：覆蓋于牛或其他相關(guān)動(dòng)物的角上的，堅(jiān)硬而又光滑的表層物質(zhì)
A natural or synthetic substance resembling this material.
角狀物：天然的或合成的，類(lèi)似于角質(zhì)物的物質(zhì)
A container, such as a powder horn, made from a horn.
角制容器：一種由動(dòng)物的角制成的容器，例如裝槍藥的角制容器
Something having the shape of a horn, especially:
角狀物：具有動(dòng)物的角之形狀的某種東西，尤指：
A horn of plenty; a cornucopia.
象征豐收之羊角；裝飾羊角
Either of the ends of a new moon.
新月兩端之任何一端
The point of an anvil.
鐵鉆的尖角
The pommel of a saddle.
馬鞍的前橋
An ear trumpet.
號(hào)角狀助聽(tīng)器
A device for projecting sound waves, as in a loudspeaker.
角狀擴(kuò)音器：一種用來(lái)產(chǎn)生聲波的裝置，如揚(yáng)聲器
A hollow, metallic electromagnetic transmission antenna with a circular or rectangular cross section.
（喇叭形）天線(xiàn)：中空的，金屬制成的電磁發(fā)射天線(xiàn)，具有圓形或矩形的覆蓋網(wǎng)
Abbr. h.,H.Music
縮寫(xiě) h.,H.【音樂(lè)】
A wind instrument made of an animal horn.
號(hào)角：由動(dòng)物角制成的管樂(lè)器
A brass wind instrument, such as a trombone or tuba.
喇叭：銅制管樂(lè)器，例如長(zhǎng)號(hào)或大號(hào)
A French horn.
法國(guó)圓號(hào)
A wind instrument, such as a trumpet or saxophone, used in a jazz band.
喇叭，薩克斯管：管樂(lè)器（如喇叭或薩克斯管），用于爵士樂(lè)隊(duì)中

A usually electrical signaling device that produces a loud, resonant sound:
警報(bào)器：通常發(fā)出電子信號(hào)的裝置，能產(chǎn)生高亢響亮的聲音：
例句：
an automobile horn.
汽車(chē)?yán)?/br>
Any of various noisemakers operated by blowing or by squeezing a hollow rubber ball.
喇叭：任何通過(guò)吹或擠壓一中空的橡皮球而發(fā)出噪音的物體
Slang A telephone.
【俚語(yǔ)】 電話(huà)
v.intr.（不及物動(dòng)詞）
horned,horn.ing,horns
To join without being invited; intrude. Used within.
不請(qǐng)自來(lái)；闖入。與in 連用

<習(xí)慣用語(yǔ)>blow (one`s) own horn 或
toot (one`s) own horn 【非正式用語(yǔ)】
To brag or boast about oneself.
自我吹噓，自我夸耀
draw in (one`s) horns 或
haul in (one`s) horns 或
pull in (one`s) horns 【非正式用語(yǔ)】
To restrain oneself; draw back.
克制自己；退縮
To retreat from a previously taken position, view, or stance.
放棄先前所采取的立場(chǎng)、觀點(diǎn)或態(tài)度
To economize.
節(jié)約，節(jié)省
on the horns of a dilemma
Faced with two equally undesirable alternatives.
進(jìn)退維谷，左右為難：面臨兩種同樣不受歡迎的選擇
來(lái)源：
Middle English
中古英語(yǔ)
from Old English * see ker-
源自 古英語(yǔ) *參見(jiàn) ker-

【引伸】
horn
adj.（形容詞）
horn.ist
n.（名詞）