The idiom "cool your heels" means to wait patiently or to calm down and relax. It is used to tell someone to be patient and not to get agitated or angry while waiting for something.
For example, if you are waiting for a friend who is running late, someone might say to you, "Just cool your heels, they'll be here soon." Or if someone is getting angry and upset during an argument, you might say, "Hey, let's both cool our heels and talk about this calmly."
The phrase "cool your heels" is thought to have originated from the practice of having someone wait in a cool place, like a hallway or foyer, to calm down before entering a room or meeting.
In summary, "cool your heels" is an idiom that means to wait patiently or calm down and relax. It is used to encourage someone to be patient and not get agitated or angry while waiting for something.
• "I asked my friend to cool his heels at the park while I finish my errands."
• "After a long day of work, I like to cool my heels with a glass of wine and a good book."
• "The boss asked the employees to cool their heels until the meeting started."
• "The teacher told the students to cool their heels and wait for their turn to speak."
• "The politician was forced to cool his heels in jail after being convicted of corruption charges."
• "I was so excited to meet my favorite author, but I had to cool my heels for an hour before he arrived."