1. A board in the floor
   "The old house creaked as he stepped on a loose floorboard";
   - floor board
    
2. The floor of an automobile
   "He found some loose change under the floorboard of his car"

Derived forms: floorboards, floor boards

Type of: board, floor, flooring

Part of: auto [informal], autocar [archaic], automobile [N. Amer], car, motor [Brit, informal], motorcar, wheel [informal], whip [US, informal]

Encyclopedia: Floorboard