Cách sử dụng
The expression "catch somebody on the hop" means to catch someone off guard or unprepared for a situation. It is often used when someone is surprised by something unexpected happening. For example, if your friend drops by your house unexpectedly and finds you still in your pajamas, they have caught you on the hop. This expression can also be used in a more serious context, such as if someone is caught off guard during a meeting or presentation at work.