footboard

Short definition from Wiktionary

Noun

1. 1
   An upright board across the foot of a bedstead.
2. 2
   A board or small raised platform on which to support or rest the feet, such as that found in a carriage.
3. 3
   A place to stand on a scooter or skateboard.
4. 4
   A board serving as a step on a vehicle.