A single-breasted garment is a coat, jacket, vest, or similar item having one column of buttons and a narrow overlap of fabric. In contrast, a double-breasted coat has a wider overlap and two parallel rows of buttons. Single-breasted

suit A suit, lounge suit, or business suit is a set of clothes comprising a suit jacket and trousers of identical textiles worn with a collared dress shirt, necktie, and dress shoes. A skirt suit is similar, but with a matching skirt instead of tr ...

jackets and blazers typically have two or three buttons (jackets with one or four buttons are less common), and a notch lapel. However, from the 1930s onwards, peaked lapels on a single button jacket have been variably in fashion. The width of the lapels is one of the most changeable aspects of the jacket, and narrow peak lapels on single-breasted jackets became popular during the 2000s.

In Women's Clothing

Although this term largely describes men's suits, this type of garment exists among woman's garments.

References

Lounge jackets Jackets Coats (clothing) {{Fashion-stub