Dingbat

noun

1. A silly, crazy or stupid person.
2. A special ornamental typographical symbol, such as a bullet, an arrow, a pointing hand etc.
3. An architectural style of apartment building, where the second storey overhangs an area for parking cars.
4. A kind of word puzzle involving pictures or typography that hint at the solution.
5. Anything that can be thrown or swung with force against something else.