chicken rings 

Visible rings usually occurring in pairs around the outermost edges or sides of the tread on a motorcycle tyre (or tire). They are formed when only the innermost part of the tyre wears because the bike has never been leaned over far enough on its side into corners for them to be scrubbed out.

Check out the chicken rings on that straight line hero's bike

chicken rings by Fred Eyre November 22, 2013

Chickenring girl 

A girl who is shaped like a chicken ring, normally has dyed hair

“Woah look at the chickenring girl”

Chickenring girl by BRUH BRUH BRUH BRUH October 30, 2017