Cách sử dụng
"Cool out" is an informal expression that means to calm down and relax when someone is feeling upset, angry, or stressed. It is often used in casual conversations between friends or family members. For example, if someone is getting very upset about something, you might say "Hey, cool out!" to remind them to take a deep breath and relax. It's a way to help someone manage their emotions and avoid getting too worked up about something.