athleisurewearEtymologyBlend of athletics + leisurewear, equivalent to athleisure + -wear.athleisurewear means Casual sports clothing. Lexicurio rates it Rare gem — a strength score of 70 out of 100.nounCasual sports clothing.“The style in “athleisurewear”—those sportsy/outdoorsy-looking slacks, shorts, shirts, and jackets—was the soft, cool feel of all-cotton.”