释义
〈非正式〉自吹自擂；毫无顾忌地高声谈论；固执己见地高谈阔论
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he was mouthing off about society in general .他正就整个社会高谈阔论。
短语搭配
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mouth off at
大声指责；高声辱骂
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shoot one's mouth off
胡吹；随便乱说
双语例句
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He's always shooting his mouth off.
他老是信口开河。
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If he hadn't shot his mouth off, things couldn't have been so awkward.
要不是他多嘴，事情也不至于搞僵。
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If you mouth off, I will ground you for three weeks.
你敢顶嘴，我就三个星期不让你出门。
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But we can't have Ethan running his mouth off about Amelia.
但我们不能让伊桑对阿米莉亚的事说三道四。
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If you mouth off during class you will be in a lot of trouble.
如果你在上课的时候大发议论，你会有很多麻烦。
近义词
talk backanswer sb. back