Noun
A small, buoyant board used to support a swimmer's upper body and arms while allowing free kicking movements.
The introductory swimming instructor carried a pile of kickboards to the pool for the children.
On pianos and organs, a vertical panel located above the pedals.
A mouse had gnawed a hole through the kickboard to nest inside the organ; she refused to use the pedals nearby.
Synonym of kickplate (“strip at base of door to prevent scuffing”)
Source: en.wiktionary.org