Not to be confused with dedication to the sport or an over-zealous sports fan.
Jessica: No, I can't. I've got soccer pracitce.
Anton: That sucks. How about next week?
Jessica: No, I have practice then too. A big game is coming up and I can't afford not to go.
Anton: Geez, you haven't been out in forever. Talk about a heavy case of jock-cancer.