Joke Collection Website - Cold jokes - What does it mean to sleep with your mouth covered?

What does it mean to sleep with your mouth covered?

It doesn't mean anything. This is just a habit. Habit is second nature. Everyone has everyone's sleeping habits. However, it is really unhealthy to sleep with your hands over your mouth, because the bacteria on your hands will infect your mouth and even affect your health through this behavior. So you can bring it up to him and let him slowly correct this bad sleeping habit.