(Gesten, Handzeichen) While we don't include inappropriate gestures in this glossary, you should know that some hand signs or gestures are universal, but others are not In some parts of the world, the American OK sign (finger and thumb forming an "O") is an insult having to do with a body orifice If a German taps his/her forehead with the index finger in someone's direction, that is a bad thing (meaning the other person is an idiot), and punishable by a fine if a policeman sees it or someone files charges