Home › Words › L › lycralycra/ˈlaɪkɹə/lycra means A type of synthetic elastic fabric and fibre (spandex) used for tight-fitting garments, such as swimming costumes.lycra is pronounced /ˈlaɪkɹə/.EtymologyMarketing coinage.nounA type of synthetic elastic fabric and fibre (spandex) used for tight-fitting garments, such as swimming costumes.Clothing made from such materials, especially with reference to cycling shorts.A tight-fitting garment made of Lycra.Definitions & examples from Wiktionary (CC BY-SA 3.0).