asshole. How to sign: excretory opening at the end of the alimentary canal. Sorry, no video found for this word. Similiar / Same: anus, arse, arsehole. Categories. The well-known OK gesture, when held with the thumb on top at the level of the chest means "asshole", as seen in the film Mr. Holland's Opus. Asshole can also be signed by tapping an A on the side of the head twice. Also, by rocking "F" sign downward from the wrist, twice.