1
- offensive to the senses, especially through having a disgusting smell or taste or being unpleasantly soiled令人恶心的; 难闻的, 恶臭的：
a foul odour
恶臭味
his foul breath.
他吐出的臭气。
1.1
- informal very disagreeable or unpleasant〈非正式〉非常不愉快的; 讨厌的：
the news had put Michelle in a foul mood.
这消息让米歇尔的心情变得很坏。
1.2
- (of the weather) wet and stormy（天气）恶劣的; 风雨交加的。
1.3
- Sailing (of wind or tide) opposed to one's desired course【航海】（风, 潮）逆的; 与希望方向相反的。
2
- wicked or immoral邪恶的; 无耻的, 不道德的：
murder most foul.
最残酷的谋杀。
2.1
- (of language) obscene or profane（语言）下流的, 猥亵的; 亵渎的。
2.2
- done contrary to the rules of a sport（体育比赛）犯规的：
a foul tackle.
阻截犯规。
3
- containing or charged with noxious matter; polluted含有（或充满）有害物质的; 被污染的：
foul, swampy water.
沼泽中含有有害物质的水。
3.1
- predic.
foul with
clogged or choked with被堵塞的; 被阻塞的： the land was foul with weeds.
地上野草丛生。
3.2
- Nautical (of a rope or anchor) entangled【航海】（绳子, 锚）缠结住的。
3.3
- (of a ship's bottom) overgrown with weed, barnacles, or similar matter（船底）长满海草（或甲壳动物等）的。
1
- (in sport) an unfair or invalid stroke or piece of play, especially one involving interference with an opponent（体育用语）犯规。
1.1
- a collision or entanglement in riding, rowing, or running（马术, 划船, 赛跑）碰撞; 缠结。
2
- mass noun informal, dated a disease in the feet of cattle〈非正式, 旧〉腐蹄疫。
- unfairly; contrary to the rules犯规地; 违反规则地。
with obj.
1
- make foul or dirty; pollute弄污, 弄脏; 污染：
factories which fouled the atmosphere.
污染大气的工厂。
1.1
- (of an animal) make (something) dirty with excrement（动物）拉屎弄脏：
make sure that your pet never fouls paths.
确保你的宠物从不在路上排便。
1.2
foul oneself
(of a person) defecate involuntarily（人）大便失禁。
2
- (in sport) commit a foul against (an opponent)（体育用语）对（对手）犯规。
3
- (of a ship) collide with or interfere with the passage of (another)（船）碰撞; 妨碍（另一艘船的）航行。
3.1
- cause (a cable, anchor, or other object) to become entangled or jammed使（缆, 锚等）缠结（或堵塞）：
watch out for driftwood which might foul up the engine.
当心可能堵塞发动机的漂流木。
3.2
- no obj. become entangled in this way缠结; 堵塞。
短语
foul something up（或foul up）
- make a mistake with or spoil something把…搞糟; 搞乱：
leaders should admit when they completely foul things up.
领导人把事情完全搞糟时应该自己承认。
派生词
foully
adverbfoulness
noun词源
Old English fūl, of Germanic origin; related to Old Norse fúll 'foul', Dutch vuil 'dirty', and German faul 'rotten, lazy', from an Indo-European root shared by Latin pus, Greek puos 'pus', and Latin putere 'to stink'.