shoot from the hip
US /ʃuːt frəm ðə hɪp/
UK /ʃuːt frəm ðə hɪp/

1.
信口开河, 不假思索地行动
to speak or act without careful thought or consideration
:
•
He tends to shoot from the hip in meetings, which sometimes causes problems.
他开会时喜欢信口开河,这有时会引起麻烦。
•
Before you shoot from the hip, consider all the facts.
在你不假思索地行动之前,考虑所有事实。