mouth off

基本解釋

If you mouth off, I will ground you for three weeks.
你敢頂嘴，我就三個星期不讓你出門。
Don't mouth off at me young man! Where are your manners?
年輕人別頂嘴！你的禮貌哪裡去了？
Jones, why were you stupid enough to shoot your mouth off all over town about our plan to buy enough stock in that company to take it over?
瓊斯，你怎麼把我們準備購買那個公司的股票，然後再把它接收過來的計劃到処亂說呢。你真是夠傻的。

She reached the blanket just in time to see the weasel run off with a tiny rain baby hanging from its mouth.

He has shot his mouth off about Mr Clinton in the past, then felt obliged to apologise.
ECONOMIST: The disappointment of Dick Armey
Despite the prognostication of nearly every NFL pundit, the trash talkers won which means if you are going to shoot your mouth off, you better be able to deliver.
FORBES: What the Trash Talking New York Jets Can Teach Business
Greenberg should be put under the harsh spotlight of public scrutiny too, instead of being allowed to shoot his mouth off on CNBC or Bloomberg, where his inquisitors are invariably obsequious.
FORBES: The Croesus Chronicles

to give an opinion or speak emotionally, often without much care or consideration