1. foam at the mouth : 口吐泡沫, 非常愤怒；
2. button up one's mouth : 保持缄默；
3. give it mouth : 滔滔不绝地讲；
4. in the mouth of : 出于...之口；
5. in everyone's mouth : 人人这样说；
6. run at the mouth : 流口水；
7. from mouth to mouth : 广泛流传；
及物动词
名词
1. the opening of a jar or bottle
e.g. the jar had a wide mouth
2. the externally visible part of the oral cavity on the face and the system of organs surrounding the opening
e.g. she wiped lipstick from her mouth
3. the opening through which food is taken in and vocalizations emerge
e.g. he stuffed his mouth with candy
Synonym: oral cavityoral fissurerima oris
4. an impudent or insolent rejoinder
e.g. don't give me any of your sass
Synonym: sasssassingbacktalkback talklip
5. the point where a stream issues into a larger body of water
e.g. New York is at the mouth of the Hudson
6. an opening that resembles a mouth (as of a cave or a gorge)
e.g. he rode into the mouth of the canyon
they built a fire at the mouth of the cave
7. a person conceived as a consumer of food
e.g. he has four mouths to feed
8. a spokesperson (as a lawyer)
Synonym: mouthpiece