Not Medical Advice: Cankles is basically the term used to describe an oversized ankle.
An excerpt from [Medical Daily]9http://www.medicaldaily.com/what-causes-cankles-and-ways-tone-them-247811) reads:
According to CNN, podiatrists say the average ankle size is about 10 to 11 inches around. Men's ankles may be slightly larger due to different physical builds. While the American Podiatric Medical Association (APMA) does not consider cankles to be a medical term nor a medical condition, the lack of a clear distinction between the calf and ankles is affiliated with several health issues.
An article published by the Daily Mail named some your favorite celebs that suffer from the curse of cankle including Cheryl Cole, Miley Cyrus and Mischa Barton.
Check out the main causes of oversized ankles—and whether you can slim them down from Womenshealthmag.com.