waistline

noun

waist·​line ˈwāst-ˌlīn 

1

a

: an arbitrary line encircling the narrowest part of the waist

b

: the part of a garment that covers the waistline or may be above or below it as fashion dictates

2

: body circumference at the waist

Synonyms

• waist

Examples of waistline in a Sentence

The diet claims it will reduce your waistline in just four weeks.

The dress has a small waistline and a full skirt.

Recent Examples on the Web

It can be styled with a number of footwear options and worn alone or beneath a cozy layer, and cinching at the waistline is really just icing on the cake. —Merrell Readman, Travel + Leisure, 11 Sep. 2025

Zesica Front-Tie Mini Dress with Puff Long Sleeves From its flirty tie-front design and cinched waistline to its puffy long sleeves, this mini dress will make a style statement this fall. —Emily Weaver, PEOPLE, 7 Sep. 2025

The dress also featured bold colorblocking, with a white collar and front placket that ran down the dress to the waistline. —Julia Teti, Footwear News, 3 Sep. 2025

This pair from Universal Thread has a classic button and zipper front, as well as front and back pockets, and a high waistline. —Ali Faccenda, People.com, 2 Sep. 2025

Word History

First Known Use

1857, in the meaning defined at sense 1a

Rhymes for waistline

• affine
• airline
• align
• aline
• assign
• baseline
• beamline
• benign
• bloodline
• bovine
• byline
• canine

Kids Definition

waistline

noun

waist·​line ˈwāst-ˌlīn 

1

a

: waist sense 1a

b

: body circumference at the waist

2

: the part of a garment surrounding the waist

Medical Definition

waistline

noun

waist·​line ˈwāst-ˌlīn 

: body circumference at the waist