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 of waistline

• 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

The cut sits right on the waistline and features a more comfortable, modern update to the extra-low, early-2000s rise. — Kaitlin Clapinski, InStyle, 17 June 2026

The high waistline offers just enough stretch for comfort, and the lightweight chiffon fabric gives the dress an airy feel, even in hot, humid conditions. — Kate Donovan, Southern Living, 16 June 2026

Brands using less-processed, more natural sweeteners are gaining popularity, Christensen said, indicative of people's health consciousness and concern about their waistlines. — Teresa Mull, FOXNews.com, 15 June 2026

Stretch is particularly pertinent to the top portion of a jean from the waistline through the hips, which tends to be fitted even if the rest of the garment is loose. — Sarah Jones, Footwear News, 12 June 2026

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
• brucine
• byline

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