What does the idiom “Shoot from the hip” mean?
To speak or act directly, rashly, recklessly, or bluntly, without consideration of potential consequences.
How to use the idiom?
If you want to get on well with your boss, try not to shoot from the hip next time. You don’t want to offend him, do you?
Mark isn’t very tactful, indeed, he’s known for shooting from the hip.