Lycra is a stretchy fabric worn for sport. Wear lycra, a lycra top, lycra shorts under everything.
It is a brand name for elastane and is used as the general word in Britain. Lycra recovers its shape thousands of times, which is why it beats anything woven for sport.
1nounlycraA stretchy fabric worn for sport.
“The lycra was faded to a colour nobody could name.”
lycra is a fabric.
Lycra Marketing coinage.
Etymology from Wiktionary, CC BY-SA