A Viking term for FURIOUS masturbation; Ussually done after sex, at parties, and in front of friends; Sometimes even used to impress the ladies ;)
Person 1: Dude I was skinning the bear in front of Rick! After I banged Sasha.
Person 2: Wow your a badass
Person A: Dude I was tanning the hide with Starr today!
Person B: Wow Brett, your a badass.