0 a board with a series of raised wood or metal lines on it, used in the past when washing clothes. The clothes were rubbed against the board to help clean them.
1 a similar board used as a simple musical instrument that is rubbed or hit
The ridges, running perpendicular to the coast, paralleled numerous streams and creeks that crossed the corridor with washboard regularity.
Many have argued that suspension is irrelevant and experiments confirmed that washboard roads form from vehicles without a suspension system.
A washboard and tub was also usually included to aid in washing clothes.
He commonly played instruments such as the washboard and the mandolin.
A washboard and tub was usually brought for washing clothes.
Historically, combos played bongo drums made of tree trunks, washboard bass and even the jawbone of a donkey for percussion.
The song is almost entirely centered around the sound of the washboard, which is picked up by a small clip-on microphone.
The name washboard moraine refers to the fact that, from the air, it resembles a washboard.