What does the idiom all ears mean?

The idiom "all ears" means to be paying close attention and eager to listen to someone.

It suggests that you are fully engaged in the conversation and ready to absorb everything the speaker has to say.

Here are some examples:

* "Go on, tell me everything! I'm all ears."

* "I've been waiting to hear about your trip. I'm all ears."

* "I know you're busy, but I have something important to tell you. Could you please spare me a few minutes? I'm all ears."