neckline

American  

[nek-lahyn] / ˈnɛkˌlaɪn /

noun

1. the opening at the neck of a garment, especially of a woman's garment, with reference to its shape or its position on the body.

   a V-neckline; a high neckline.

---

neckline British  

/ ˈnɛkˌlaɪn /

noun

1. the shape or position of the upper edge of a dress, blouse, etc

   a plunging neckline

---

Etymology

Origin of neckline

First recorded in 1900–05; neck + line ¹

Example Sentences

His designs promoted a glamorous aesthetic credited with expressing strength and independence for women -- and overturned masculine stereotypes with low necklines and sequins for men.

From Barron's

Moretz posted photos of herself on Instagram rocking a baby blue gown along with images of Harrison wearing a white dress with a sweetheart neckline and a birdcage veil.

From Los Angeles Times

Olympic gymnast and gold medalist Simone Biles brought a pop of colour to the Met Gala carpet with a striking blue minidress that featured a collared neckline, a long train and jewelled appliques.

From BBC

He recalls once “making a scene” when he saw a student wearing an abaya over pajamas — the student code prohibits the latter alongside shorts and revealing necklines.

From Seattle Times

You know someone’s name, relationship status, religious affiliation and neighborhood or origin from the letters on their nameplate, which finger their ring sits on or the style of chain sandwiched between their necklines.

From Los Angeles Times