sweetheart neckline

noun

1. a neckline on a woman's garment, as a dress, with a high back and a low-cut front with two curved edges resembling the conventionalized shape of a heart.

sweetheart neckline

noun

1. a neckline on a woman's dress that is low at the front and shaped like the top of a heart

Word History and Origins

Origin of sweetheart neckline¹

First recorded in 1940–45