Chemise/ʃəˈmiːz/ Definition 1 of 3Pro Tip 1/3Undergarment It's worn under clothes, often for sleep or comfort. She packed a chemise for her overnight stay. Pro Tip 2/3Feminine Clothing It is commonly associated with women's fashion. Her chemise was adorned with delicate lace detailing. Pro Tip 3/3Light Fabric It's often made from light, airy fabrics like silk. The breeze made her silk chemise flutter as she walked.