look up any word, like doxx:
 
1.
(n.) A girl or woman suffering from any type of eating disorder. The word was created by Laurie Halse Anderson, author of such novels as Speak, Twisted, and Fever 1793.
Cassie was a Wintergirl, caught in between two worlds, neither dead nor alive.
by lia_girl October 29, 2010
 
2.
A term for a clinically anorexic or bulimic individual. Most commonly a girl, most commonly a teenage girl.
Term is derived from a book written by Lori Halse Anderson.
I feel bad for Sara, she's a wintergirl you know.
 
3.
A book written by Laurie Halse Anderson, basically a step by step guide on being anorexic.
Lia and Cassie were best friends, wintergirls frozen in matchstick bodies.
by swanqueen June 13, 2011
 
4.
A female that tends to have an extra 10-25 pounds packed on year round, in anticipation of a surprise ice age.
Oh my God Paul! We're surrounded by winter girls!
by E$ yo December 05, 2008