A notch lapel refers to the style of the lapel or collar on a suit or jacket, where there is a small indentation or notch where the collar meets the lapel. Full definition
This constructed Shelton base jacket is finished with notch lapels with flap pockets in a... (1stdibs.com)
1990s Comme Des Garçons by Rei Kawakubo dark navy blue peplum satin jacket featuring notched lapels, bottom part recovered by sheer tulle, a front button fastening, long wide sleeves a... (1stdibs.com)
A sumptuous wool blend with a fine birdseye design creates this well - tailored car coat from Pronto Uomo pairing a classic notch lapel with a trim, modern fit. (menswearhouse.com)