The act of holding up your head with your palm, knuckles, or hand in general. A position used for falling asleep in school, at the job, or just a sign of boredom.
Person 1 : You look comfortable!
Person 2 : Yeah, I set up an armshelf!
OR
Person : I'm comfortable
Other Person : YOU GOT ARMSHELFED
Person 2 : Yeah, I set up an armshelf!
OR
Person : I'm comfortable
Other Person : YOU GOT ARMSHELFED
by BobbyBaja December 10, 2009