noun. a state of having leftover body fat resulting in being overweight, widely defined with regard to absolute weight, weight-height ratio, dispersion of subcutaneous fat, and cultural and external standards. The primary causes are inherited, climate-related, behavior-based, or some interplay between these. Over-ingesting food might have a psychological cause but in some circumstances, it might be due to a natural or biologic disorder. The consequences of it are cause for worry: It predisposes the individual to being diabetic, contracting heart disease, and many other severe medical conditions, and overweight people might cultivate psychological and emotion-based problems with regard to their body image.