信口开河，汉语成语

成语典故

元·王实甫《西厢记》第二本第三折：“你那里休聒，不当一个信口开河知。”

故事

楚汉相争时期，刘邦与项羽在灵壁激战，刘邦败北，屯兵荥阳。项羽授英布为“当阳君”，率40万进驻九江。刘邦派“典谒官”随何去劝说英布投降。英布则说随何信口开河，然而他还是投降刘邦。刘邦故意气他，后设宴款待，封“九江侯”。

词语辨析

【用 法】兼语式；作谓语、宾语、状语。用作贬义。

【词语分开解释】信口 : 1.随口，谓出言不加思索。开河 : 1.河流解冻； 2.开辟河道。

【示 例】清·曹雪芹《红楼梦》第三十九回：“村老老是信口开河，情哥哥偏寻根究底。”

【近义词】胡言乱语、胡说八道、信口胡言、信口雌黄、无稽之谈、信口胡言

【反义词】信而有征、言之凿凿、守口如瓶、言必有据、一诺千金、

【造 句】我信口开河地说道：我家住在大别墅，好有钱哪！

我们说话要有根据，不能信口开河。

我这篇文章字字有据，绝非信口开河。

英文解释

speak carelessly,

rapidly,

voluminously like the outflow of river water when the sluice gates are opened；

have a loo tongue；

shoot off one's mouth；

talk at random (without restraint)

例句

我这是信口开河，随便谈谈脑子里想的东西。

I'm talking off hand, simply speaking my mind.

别信口开河！你绝不可能仅在半小时之内就赶到这里。

Don't talk through your hat!You couldn't possibly have got here in only half an hour.

你爸爸有的时候喜欢信口开河，我知道。

Your dad likes to run off at the mouth sometimes, I know.

他所说的话往往只是信口开河，有时候简直是转变抹角自夸。

What he said is often only carelessness of opinion, and sometimes an indirect boast.

人们记得的将是他不切实际的金融政策、信口开河的允诺，或许还有他对评估机构的干预。

Then mr brown will be remembered for fantasy finances, mendacious promis and perhaps the intervention of the ratingsagencies.

而实际上他信口开河的时候居然可以做到面不改色心不跳，既然不能彼此信任，又何必相守到老？

And lip rvice when in fact he actually can not stop a jumping, now that should not trust each other, why bother to growold together?

由于当你发觉电影里的人物信口开河的竟是你能背下的句子时，那是很沉着的！

When you find the movie becau the characters lip rico, you can memorize the ntence, that was very calm!

世界的命运掌握在他手里或者说全世界人民相信是这样的，因此他一旦出言不慎，信口开河，就有可能引发一场危机。

The fate of the world is in his hands, or so the world believes, and one careless, ill-prepared speech could precipitate acrisis.