body mass index

Noun body mass index has 1 sense

• body mass index(n = noun.communication) bmi - a measure of someone's weight in relation to height; to calculate one's BMI, multiply one's weight in pounds and divide that by the square of one's height in inches; overweight is a BMI greater than 25; obese is a BMI greater than 30;
is a kind of index, index number, indicant, indicator