"Inline skates" refers to a type of roller skates where the wheels are arranged in a straight line, rather than in the traditional side-by-side configuration. Full definition
Besides organized sports such as football, baseball and basketball, recreational activities such as inline skating can also cause injury. (childinjuryfirm.com)
Go to the park, kick a ball around, ride your bikes, or go inline skating. (mindbodygreen.com)
I am very active and enjoy inline skating and swimming to no end. (datecops.com)