Make a fist, wrap you other had around the fist. Now, pull your fist down from around the grasp of the other hand...I learned this in the US Navy. "Kindly remove your head from your ass."
As a friend of mine uses, the classic middle finger salute but reversed; that is the middle finger hidden, and the other 3 extended..."Unf**k you, f**king is too much fun, or may you never get laid again".
Chipp2447