Th·ankle (noun)
This is when a fat persons ankles have gone past a "kankle" and now their ankle has become the same diameter as of their thigh.
Damn, Gina has gotten so fat look at those thankles!
I was fuckin this girl with her legs in the air when i realized that she was so fat she had thankles!
Im a cubby chaser and can deal with a kankle but not a thankle