definition of shock
A shock is the uncomfortable feeling you get when an electric current passes through your body. If you stick your finger in an outlet, you'll get an unpleasant shock. A shock can be a jarring surprise, like the shock of getting fired. If a human body goes into a state of shock, that person is near collapse, reeling from a traumatic situation. A shock of hair refers to a bushy mass of hair on a person's head.