1. An eating disorder, common especially among young women of normal or nearly normal weight, that is characterized by episodic binge eating and followed by feelings of guilt, depression, and self-condemnation. It is often associated with measures taken to prevent weight gain, such as self-induced vomiting, the use of laxatives, dieting, or fasting. Also called bulimarexia, bulimia nervosa.

2. Excessive or insatiable appetite.