There are several synonyms for the phrase "problem drinker." Some of these synonyms include alcoholic, heavy drinker, binge drinker, abuser of alcohol, alcohol addict, and chronic drinker. Each of these phrases refers to an individual who experiences negative consequences due to their drinking habits, such as impaired judgment, health problems, and social issues. While the terminology may vary, the important underlying issue is that these individuals are in need of support and resources to address their problematic drinking. If you or someone you know is struggling with alcohol abuse, don't hesitate to seek help from a healthcare professional or support group.