Waistline

As you get older, your waistline gets bigger.

Because of his expanding waistline, he switched from belts to braces.

I've gathered a little fat around my waistline.

Can you adjust the belt to fit your waistline?

So-called metabolic syndrome is marked by elevated blood sugar, high blood pressure and cholesterol, and excess fat around the waistline. A diagnosis of metabolic syndrome also includes a high body mass index (BMI), a measurement of a person's weight relative to his height.

[...] with the adoption of a curved bodyside profile Bulleid considerably raised the height of the waistline and at the shoulder height of seated passengers, just where the extra space was most needed.