chestline

noun
UK /ˈtʃɛstlaɪn/
US /ˈtʃɛstˌlaɪn/

The chestline is the line across the middle of your chest.

The dress has a pretty ribbon along the chestline.


OTHER MEANINGS

2. The horizontal line on a garment where the chest area begins or is measured.

The tailor marked the chestline before pinning the fabric.

3. A measurement taken around the chest, used for fitting clothes.

Her chestline measured thirty-six inches.

4. The outline or contour of the chest, especially in clothing design.

The jacket's chestline was cut to give a sharp silhouette.