Idiom number 123 very useful, very practical, and very interesting. Cool someone's heels. Cool. Someone's heels. What does it mean? What's the connection between this picture?

Let's see. cool ones here. It means to wait or be kept waiting. So this term originally meant to call one's feet when they become hot from walking and began to be used ironically, or being forced to rest. So cool samanas heel needs to wait or be kept waiting. Let me give you some examples.

I've been coding In my heels in the doctor's waiting room for at least an hour. Okay, that's a very boring to wait for that much. All right, if you can't behave properly, just sit down here and cool your heels until I call you. I can't cool my heels and wait for the results of my exam. So I'm impatient