B1
a sport or activity that is exciting and dangerous
Dictionary examples:
My grandma's idea of extreme sports is knitting while riding a rocking chair. (0.0)
For some people, waking up early is an extreme sport. (0.0)
My friend thinks extreme sports are shopping during a big sale. (0.0)
I love most extreme sports, such as bungee jumping and white-water rafting. (87.2)