handboard

名词noun

1. 1A board that is held in the hand or attached by a strap, used like a paddle when bodysurfing.
2. 2A tablet-sized surface for writing or displaying text and images.
3. 3A small hand-painted wooden sign, especially one indicating the direction (and possibly distance) to a particular location.
4. 4A device for securing, supporting, or guiding the hand; a handrest or splint.
5. 5A long narrow board with a catch