From Longman Dictionary of Contemporary EnglishLycraLy‧cra /ˈlaɪkrə/ noun [uncountable] trademarkTIMDCC a material that stretches, used especially for making sports clothes that fit tightly
Examples from the Corpus
Lycra• Although I doubt even Camilla would wear the backless Lycra frock that this woman almost had on.• Pineapple offer a versatile range of stretch cotton Lycra from scoop-neck leotards to high-waisted jodhpur-style trousers.• Satin smooth Telltale lines are taboo under clingy tops and knit fabrics. Lycra blends give the smoothest outlines.• If I had my way it would be opaque Lycra tights every day of the week.• With the exception of some of the Lycra fashions, I was appalled at how hideous everything was. 