The use of alcohol that results in damage to the drinker, his or her family, or to the greater community.
Alcoholism or heavy drinking which has a bad effect on a person’s behaviour or work.
The consumption of any amount of alcohol that causes life problems for the drinker. Issues related to the unhealthy use of alcohol arise when drinking compromises one’s job, legal standing, social relationships, or health. Problem drinking is often used as a synonym for alcohol abuse or alcoholism.