overweight
definition of overweight
1. an excess amount of body weight that includes muscle, bone, fat, and water. Overweight can be assessed by calculating the body mass index (BMI). (BMI is a number that estimates the amount of body fat on a person, based on weight and height. An adult with a BMI between 25 and 29.9 is considered overweight. Some people, such as bodybuilders or other athletes with a lot of muscle, can be overweight without being obese. See: obesity.1