bunhead

noun

1. (informal)An obsessive or extremely dedicated ballerina.

   “A bunhead who must have strayed from her New York City Ballet aspirations glanced furtively about the room, […]”

   “"Sophie — you're meant to be saying what an honor it is to be studying at The Royal Ballet School, and how you can't wait to become a 'bunhead' — you know, one of those ballet-obsessed people who eat, sleep, and breathe nothing but ballet!"”

   “[…] I'm an aging bunhead. That's my problem. Like I told you, my life is ... But a dancer—especially a ballet dancer—has a shelf life that's shorter than a quart of milk[…]”