A fluted, or ribbed, board on which clothes are rubbed in washing them.
- A board having a corrugated surface on which clothes can be rubbed in the process of laundering.
- Music A similar board used as a percussion instrument.
- A board fastened to a wall at the floor; a baseboard.
- Nautical A thin plank fastened to the side of a boat or to the sill of a port to keep out the sea and the spray.