Alcoholic cardiomyopathy: disease of the heart muscle caused by damage from excess alcohol consumption and the toxic effects of alcohol on the heart muscle. Alcoholic cardiomyopathy, like other types of cardiomyopathy, can lead to heart failure. See cardiomyopathy. SLIDESHOW Prescription Drug Abuse: Addiction, Health Risks, and Treatments See Slideshow From Substance Abuse & Recovery Resources Counseling and Addiction Featured Centers Good and Bad Foods for PsoriasisVideo: Getting Personal on Life With MS Health Solutions From Our Sponsors Shot-Free MS Treatment Your Child and COVID-19 References Popjes, E, MD. "Alcoholic Cardiomyopathy." Medscape. Updated: Dec, 18, 2014.