n. A board placed on the fore part of a carriage, sleigh, or other vehicle, to intercept water, mud, or snow, thrown up by the heels of the horses; -- in England commonly called splashboard.n. n. The float of a paddle wheel.n. A screen at the bow af a steam launch to keep off the spray; -- called also sprayboard.n. an instrument panel beneath the front window of a motor vehicle (such as an automobile or truck), containing indicating gauges and dials, such as the speedometer and fuel gauges, and sometimes certain control knobs or other devices.