have a loose tongue talk at random without restraint run off at the mouth open one’s mouth wide shoot off one´s mouth speak carelessly shoot off one´s mouth talk at random speak carelessly, rapidly, voluminously like the outflow of river water when the sluice gates are opened
I´m talking off hand, simply speaking my mind.
我这是信口开河, 随便谈谈脑子里想的东西。
—— 给力词典精选Don´t talk through your hat! You couldn´t possibly have got here in only half an hour.
别信口开河! 你绝不可能仅在半小时之内就赶到这里。
—— 给力词典精选Let my nephew and Goldthred swagger about their wager as they list.
让我外甥和戈德斯雷德去信口开河地打赌,随他们的便吧。
—— 辞典例句I told him I agreed that Stevenson was swinging very wildly.
我说,我也认为史蒂文森实在太放肆,完全是信口开河胡说八道。
—— 辞典例句He loved to present such pieces of information with a casual air.
他喜欢信口开河。
—— 辞典例句