waistband

A band of material encircling and fitting the waist of a garment, such as trousers or a skirt.

A band meant to encircle the waist, especially such a band forming part of a garment and serving to stiffen or maintain it: as, the waistband of a skirt.

A separate or outer girdle or belt.

The band which encompasses the waist; esp., one on the upper part of breeches, trousers, pantaloons, skirts, or the like.

A sash worn by women around the waist.

A band of fabric encircling the waist, especially a part of a pair of pants or a skirt.

a band of material around the waist that strengthens a skirt or trousers